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WP Plugin Robin Image Optimizer
Comparison & Alternatives
The 12 best alternatives to the WordPress plugin Robin Image Optimizer by Themeisle
- neo Optimize - neo WP
- Ewww Image Optimizer - nosilver4u
- Webp Converter For Media - Mateusz Gbiorczyk
- Shortpixel Image Optimiser - ShortPixel
- Imagify - WP Media
- Wp Optimize - David Anderson / Team Updraft
- Wp Smushit - WPMU DEV - Your All-in-One WordPress Platform
- Image Optimization - Elementor
- Optimole Wp - Optimole
- Tiny Compress Images - TinyPNG
- Optimus - KeyCDN
- Bulk Image Resizer Closed -
WordPress Plugin Top List
Comparison & Ranking
Number #
neo Optimize - Cache and resize images - the original remains untouched
The WordPress plugin neo Optimize by neo WP was published on 2025-12-14 and is part of the new neoWP plugin series. The plugin leverages modern web development capabilities, reflected in its performance and intuitive design. Reviews indicate that since its release the plugin has delighted users with well-chosen and cleverly implemented features. Particularly notable is the solid engineering. A look into the source code confirms that a company with experienced software developers is behind the plugin.
“The plugins in the neo package are very well coordinated and solve all common image problems in WordPress.”
Features - Powerful tools cleverly implemented
- Maximize your images' SEO ranking
- We keep your media file in its original
- Resizing on your own server
- Free WebP support for delivered images
- Optimization of neo Draw SVG graphics
- Image scaling based on display size in the frontend
- Adjustable image quality (optional: per image) (Pro)
- SEO-friendly, automatically generated alt texts based on SVG text contents (Pro)
- Minimization of raster graphics in SVG files (Pro)
“Great what you can do with neo Rename. The Pro version tops it off.”
Technical details - Modern implementation with high compatibility
The plugin neo Optimize is in the current version 1.0.0 available free of charge for download and requires at least WordPress version 5.9 as well as PHP version 8.0 or higher. The plugin was tested by the beta tester circle up to the current version 6.8. The developers released the last update in 2025-12 The continuous updating and expansion of the plugin reflects the commitment to further development.
“It's convenient to get all media plugins from a single developer. The entire neo universe runs performant, reliable and stable.”
Quality and support - Fast and helpful assistance
The support for neo Optimize receives mostly positive feedback, mainly thanks to quick response times and effective problem resolution. Many users report that the developers provide dedicated and helpful support for both the free and Pro versions. The neo WP team is directly reachable via the developers' site by chat, email and contact form Additionally, the official support forum is available for further assistance.
“The developers respond quickly, personally and are very helpful.”
Conclusion - Very high-quality WordPress plugin package
The plugin neo Optimize lives up to its slogan “Boost your SEO pagespeed by resizing and caching images!” in every respect. Even in the free version, the entire neo plugin series offers a comprehensive solution for the typical requirements of media management in WordPress. For everyone who already uses neo Optimize it's worth taking a look at the other plugins from neo WP.
Detailed plugin information
Plugin slug: neo-optimize
Plugin name: neo Optimize
Plugin title: neo Optimize - Bilder cachen und resizen - das Original bleibt unberührt
Plugin keywords: #optimize #optimizer #resize #cache #compress
Plugin version: 1.0.0
Last update: 2025-12
Release date: 2025-12-14
Required WP version: 5.9
Required PHP version: 8.0
Tested with WP version: 6.8
Active installations: 1+
Average rating: 5.0
Number of ratings: 1
Number of support requests: 0 (in the last 2 months)
Number of resolved support requests: 0 (in the last 2 months)
Plugin author: neo WP
Developer homepage: https://neo-wp.com/
WP developer profile page: https://profiles.wordpress.org/neoplugins/
Support URL in the WordPress Plugin Directory: https://neo-wp.com/support/
Developer support URL: https://neo-wp.com/support/
WP Plugin Directory: https://neo-wp.com/plugin/neo-optimize/
#optimize #optimizer #resize #cache #compress
Number #

EWWW Image Optimizer - Overview of its features
EWWW Image Optimizer is a WordPress plugin by Exactly WWW, which improves website performance through image optimization and has over 1,000,000+ active installations available.
"Optimizes all current and newly added images as if by magic."
Features - Wide range of image optimization tools
- Server-side image optimization - Full control without external servers.
- Bulk optimization - Optimize all images of a website in one step.
- WebP conversion - Faster load times and reduced storage usage.
- Automatic image optimization - For new images (Pro).
- Pixel-perfect optimization - Exact control over image quality.
- CDN support - Integration with various CDNs.
- Commercial license - Free and accessible to everyone.
Technical details - Resources for developers
EWWW Image Optimizer uses server-side WordPress installations with WP-CLI support to handle large volumes of images. Using GD, ImageMagick and other tools enables precise compression settings. WebP can be converted with the GD library, and storing metadata in databases increases traceability.
Quality and support - High image quality and reliable service
The plugin preserves high image quality even after compression. Support is available via WordPress.org free, with fast email support via the official website. Users praise the personal support especially for the Pro version, despite occasional wait times.
"Excellent support and quick solutions despite complex issues."
Conclusion - Strengths and room for improvement
The EWWW Image Optimizer offers effective image optimization on WordPress with server-side processing and WebP conversion. Free use and broad compatibility make it appealing. The community is mostly satisfied, despite security warnings and isolated criticisms. Continuous improvements are being made, which makes EWWW Image Optimizer one of the best plugins in its field.
Detailed plugin information
Plugin slug: ewww-image-optimizer
Plugin name: Ewww Image Optimizer
Plugin title: EWWW Image Optimizer
Plugin keywords: #compress #convert #lazy load #resize #webp
Plugin version: 8.3.1
Last update: 2025-12
Release date: 2012-06-07
Required WP version: 6.6
Required PHP version: 7.4
Tested with WP version: 6.9
Active installations: 1 000 000+
Average rating: 4.8
Number of reviews: 1 811
Number of support threads: 1 (in the last 2 months)
Number of resolved support threads: 1 (in the last 2 months)
Plugin author: nosilver4u
Developer homepage: https://wordpress.org/plugins/ewww-image-optimizer/
WP developer profile page: https://profiles.wordpress.org/nosilver4u/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/ewww-image-optimizer/
Developer support URL: https://ewww.io/
WP Plugin Directory: https://wordpress.org/plugins/ewww-image-optimizer/
#compress #convert #lazy load #resize #webp
Number #

Introduction - Revolutionary image optimization for WordPress
Webp Converter For Media by matt plugins - Optimize images by convert WebP & AVIF revolutionizes image optimization with an impressive number of active users. It converts images to WebP and AVIF, significantly reduces file size and improves website performance without quality loss. With its fully automatic optimization it supports most modern browsers and is highly rated in the WordPress Plugin Directory.
"The plugin delivers what has been promised to us since WordPress 6.0: a decent way to replace JPEG and PNG with WebP images to make our websites faster."
Features - Comprehensive and efficient image conversion
- Image optimization - Automatic conversion to WebP.
- AVIF support - (Pro) Even better compression.
- Support for additional directories - (Pro) Optimization beyond that.
- Safety of original images - Remain untouched.
- No redirects - Direct image delivery.
- Irreversibility - Complete removal of traces.
- Access to advanced features - (Pro) For better performance.
Technical details - Lean architecture for versatile use
Webp Converter For Media uses custom PHP routines for image conversion, avoids integration issues with caching solutions and offers an alternative via the PHP load path. Supports directory image optimization and can be extended via shortcodes and APIs.
System requirements are PHP 7.1, WordPress 4.9, tested up to 5.8, latest version 6.4.0. Updated on 2025-12 for maximum compatibility.
Quality and support - High efficiency and exemplary support
The plugin offers excellent compression without visible quality loss, which improves load times and user experience. Support is described as fast and effective, with praise for the committed assistance via Support forum and developer page. Individual users mention areas needing improvement for specific issues.
"The team's support is outstanding and really fast. Thanks, Mateusz, for your great work."
Conclusion - Efficient and popular solution for image optimization
The Webp Converter For Media plugin by Mateusz Gbiorczyk effectively optimizes images and is highly valued by users. It convinces with comprehensive features, although there is room for improvement in communicating Pro features. Nevertheless, due to its flexibility and performance improvements it remains a preferred choice among WordPress users.
Detailed plugin information
Plugin slug: webp-converter-for-media
Plugin name: Webp Converter For Media
Plugin title: Converter for Media – Optimize images | Convert WebP & AVIF
Plugin keywords: #compress images #convert webp #image optimization #optimize images #webp
Plugin version: 6.4.0
Last updated: 2025-12
Release date: 2019-06-16
Required WP version: 4.9
Required PHP version: 7.1
Tested with WP version: 6.9
Active installations: 500 000+
Average rating: 4.9
Number of ratings: 1 061
Number of support threads: 11 (in the last 2 months)
10 (in the last 2 months) Plugin author:
Mateusz Gbiorczyk Developer homepage:
https://mattplugins.com/products/webp-converter-for-media-pro WP developer profile page:
https://profiles.wordpress.org/mateuszgbiorczyk/ Support URL in the WordPress Plugin Directory:
https://wordpress.org/support/plugin/webp-converter-for-media/ Developer support URL:
https://wordpress.org/support/plugin/webp-converter-for-media/#fallback-commercial-support-url WP Plugin Directory:
https://wordpress.org/plugins/webp-converter-for-media/ #compress images #convert webp #image optimization #optimize images #webp
Alternatives to Webp Converter For Media
Screenshot of the WordPress plugin shortpixel-image-optimiser on the topic: compress images, convert webp, image optimization, optimize images, resize
- Versatile image optimization for WordPress ShortPixel Image Optimizer
is a WordPress plugin by ShortPixel, that increases site speed through image and PDF optimization. Supports modern formats for better SEO and user experiences. Over 300,000+ installations and in the WordPress Plugin Directory on average rated based on 4.5/5 reviews. 792 "ShortPixel really sped up my website and significantly improved results in GTmetrix and PageSpeed Insights."
Features
- Diverse image optimization options Automatic conversion to WebP and AVIF
- - Improved performance and SEO. 100 free credits per month
- - Optimize images for free up to a limit. Compression of common formats
- - JPG, PNG, GIF, PDF. Backup of original images
- - Local backup with restore option. Bulk optimization
- (Pro) - Optimize all images with one click. Smart cropping
- (Pro) - AI-supported thumbnails. Integration with Cloudflare
- (Pro) - Automatic synchronization. "With the Pro version of ShortPixel I was able to take my image optimization to a new level, and the integration with Cloudflare is a real bonus."
Technical details - Instructions and requirements
Meets advanced requirements via actions and filter hooks, for example do_action( 'shortpixel_image_optimised', $post_id );. Min. PHP 7.4, WordPress version 4.8.0 required. Supports multisite installations for multiple websites. Regular updates provide security and compatibility.
"The ability to create different API keys for each installation is a big advantage."
Quality and support - Performance and user experiences
ShortPixel impresses with efficiency and WebP/AVIF integration. Support is praised for quick problem resolution. Some critical voices mention quality loss and technical difficulties. Customizable compression levels are appreciated.
"I was amazed by the results this plugin delivers. Other optimization plugins don't reach ShortPixel's level."
Conclusion - A neutral overview of pros and cons
The ShortPixel Image Optimizer offers a convincing mix of features and usability. Background optimization is particularly useful. Despite technical critiques and backup issues, the flexible pricing model offers benefits for occasional users up to agencies. Quality under heavy compression should be improved.
Detailed plugin information
Plugin slug: shortpixel-image-optimiser
Plugin name: Shortpixel Image Optimiser
Plugin title: ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF
Plugin keywords: #compress images #convert webp #image optimization #optimize images #resize
Plugin version: 6.4.0
Last updated: 2025-11
Release date: 2014-11-05
Required WP version: 4.8.0
Required PHP version: 7.4
Tested with WP version: 6.9
Active installations: 300 000+
Average rating: 4.5
Number of ratings: 792
Number of support requests: 3 (in the last 2 months)
Number of resolved support requests: 3 (in the last 2 months)
Plugin author: ShortPixel
Developer homepage: https://shortpixel.com/
WP developer profile page: https://profiles.wordpress.org/shortpixel/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/shortpixel-image-optimiser/
Developer support URL: https://wordpress.org/support/plugin/shortpixel-image-optimiser/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/shortpixel-image-optimiser/
#compress images #convert webp #image optimization #optimize images #resize
Number #

Imagify - Image optimization and WebP/AVIF conversion made easy
Imagify, developed by Imagify Image Optimizer, efficiently optimizes images without compromising quality. It allows asynchronous bulk optimization and conversion to WebP and AVIF, improving load times. With a average rating of 4.3 stars, the plugin's popularity is evident.
"The plugin helped me optimize the images on my website, which significantly improved performance especially on mobile."
Features - Optimization tools and advanced options
- Bulk optimization - Asynchronous compression of multiple images at once.
- WebP/AVIF conversion - Improves load times through new image formats.
- Server-side optimization - Saves your own server resources.
- 20 MB free optimization - Approx. 200 images per month.
- Caching integration - Cooperation with WP Rocket to improve site performance.
- API communication - Requires API key to process images (Pro).
- Three compression levels - Normal, Aggressive, Ultra for individual adjustment.
"The license is fair, but anyone who wants to seriously optimize should invest in the full version to bypass the limits of the free version."
Technical details - Important requirements and functionalities
API-based image optimization with external server processing requires PHP version 7.3 and WordPress version 5.3. Current plugin version is 2.2.6. The requirements ensure stability and efficiency.
"The plugin requires certain minimum versions of PHP and WordPress to function smoothly, which makes sense given the complex tasks it has to handle."
Quality and support - Satisfaction and challenges
Excellent image compression without quality loss; however, heavy compression may cause blurriness. Support receives mixed reviews: quick, competent help, but also delayed responses.
Conclusion - Strong features with room for improvement
Imagify offers comprehensive image optimization and is well integrable into WordPress environments. Limitations of the free version and sporadic technical issues should be considered. Support shows potential for improvement. Developed by WP Media, it’s a good choice for users willing to invest in premium services.
Detailed plugin information
Plugin slug: imagify
Plugin name: Imagify
Plugin title: Imagify Image Optimization – Optimize Images | Compress Images | Convert WebP | Convert AVIF
Plugin keywords: #compress images #convert AVIF #convert webp #image optimization #optimize images
Plugin version: 2.2.6
Last updated: 2025-12
Release date: 2016-01-27
Required WP version: 5.3
Required PHP version: 7.3
Tested with WP version: 6.9
Active installations: 900 000+
Average rating: 4.3
Number of ratings: 1 606
Number of support threads: 4 (in the last 2 months)
Number of resolved support threads: 4 (in the last 2 months)
Plugin author: WP Media
Developer homepage: https://wordpress.org/plugins/imagify/
WP developer profile page: https://profiles.wordpress.org/wp_media/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/imagify/
Developer support URL: https://wordpress.org/support/plugin/imagify/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/imagify/
#compress images #convert AVIF #convert webp #image optimization #optimize images
Number #

WP-Optimize - Efficient optimization for improved website performance
WP-Optimize boosts, developed by TeamUpdraft, load times and performance. With 4.8 stars from 2,527 reviews it offers comprehensive features like caching, image compression and database cleanup.
“I love the simplicity of this plugin. Finally a caching plugin I actually understand.”
Features - Holistic optimization solutions
- Caching - Stores pages for faster access.
- Image compression - Compresses images for faster load times.
- Database cleanup - Removes redundant data to save resources.
- Minification - Optimizes HTML, CSS, JS for better performance.
- Cache preloading - (Pro) Preloads cached content.
- Lazy Load - (Pro) Loads only visible content.
- Premium support - (Pro) Prioritized support for complex setups.
“The pro features have the potential to drastically improve our daily workflows. The extra features justify the price.”
Technical details - Performance gains through innovative features
WP-Optimize improves performance through innovative database cleanup strategies and optimizes WooCommerce queries. It supports WP-CLI to automate site optimizations, which provides administrative efficiency for large networks.
Quality and support - Reliability with room for improvement
WP-Optimize is appreciated for reliable load time improvements, although compatibility issues, e.g. with Elementor, occur. Users praise support but wish for faster resolution times for complex requests. Support via official forum, for pro users also separate contact.
“WP-Optimize does its job well, but compatibility with other plugins needs improvement.”
Conclusion - Versatile but still improvable
WP-Optimize offers comprehensive optimization options for WordPress sites, developed by David Anderson. Despite impressive features, some compatibility issues remain. It remains a solid choice for webmasters willing to accept occasional technical challenges.
Detailed plugin information
Plugin slug: wp-optimize
Plugin name: Wp Optimize
Plugin title: WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance
Plugin keywords: #cache #caching #image cache #minify #performance cache
Plugin version: 4.4.0
Last updated: 2025-12
Release date: 2009-01-21
Required WP version: 4.9
Required PHP version: 7.2
Tested with WP version: 6.9
Active installations: 1 000 000+
Average rating: 4.8
Number of ratings: 2 527
Number of support threads: 38 (in the last 2 months)
Number of resolved support threads: 25 (in the last 2 months)
Plugin author: David Anderson / Team Updraft
Developer homepage: https://teamupdraft.com/wp-optimize
WP developer profile page: https://profiles.wordpress.org/davidanderson/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/wp-optimize/
Developer support URL: https://wordpress.org/support/plugin/wp-optimize/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/wp-optimize/
#cache #caching #image cache #minify #performance cache
Number #

WP Smushit - Image optimization and compression
WP Smushit, by WPMU DEV, is a well-known WordPress plugin for image optimization. With over 1,000,000+ installs it offers both lossless and lossy image compression. An average rating of 4.8 at 6,026 ratings shows its popularity.
"The best plugin for optimizing images on WordPress sites."
Features - Extensive image optimization and compression features
- Lossless compression - Preserves image quality without data loss.
- Lossy compression - Up to 2x stronger compression possible.
- Lazy Loading - Images are only loaded when needed.
- Bulk Smush - Bulk optimization of images with one click.
- Convert to WebP - Automatic conversion to WebP (Pro).
- Ultra Smush - Up to 5x stronger compression (Pro).
- CDN support - Worldwide 123-point CDN for fast delivery (Pro).
Technical details - Efficient design and integration
WP Smushit optimizes images via the WPMU DEV Smush API, minimizes server load and is flexible thanks to shortcodes and hooks. Gutenberg integration allows image compression info directly in the WordPress editor. Multisite-compatible with global settings. Minimum: PHP 7.4 and WordPress 6.4. Tested up to version 5.8.
"The plugin is remarkably stable and easy to integrate with other tools."
Quality and support - Reliable image optimization with supportive support
WP Smushit offers high-quality image optimization via lossless methods and Ultra Smush. Lazy Loading improves performance. Support can be contacted via the WordPress Plugin Directory or WPMU DEV although access for free users is limited. Overall rating: very positive.
"Works great! Also a great support team."
Conclusion - Strengths and weaknesses of WP Smushit at a glance
WP Smushit offers powerful image optimization features, including WebP conversion and Ultra Smush (Pro). The plugin shows some display issues and limited undo options. Support needs improvement, especially for free users. For many it remains a preferred solution.
Detailed plugin information
Plugin slug: wp-smushit
Plugin name: Wp Smushit
Plugin title: Smush Image Optimization – Optimize Images | Compress & Lazy Load Images | Convert WebP & AVIF | Image CDN
Plugin keywords: #compress images #convert webp #image optimization #optimize images #webp
Plugin version: 3.23.0
Last updated: 2025-12
Release date: 2008-12-05
Required WP version: 6.4
Required PHP version: 7.4
Tested with WP version: 6.8.3
Active installations: 1 000 000+
Average rating: 4.8
Number of ratings: 6 026
Number of support threads: 5 (in the last 2 months)
Number of resolved support threads: 3 (in the last 2 months)
Plugin author: WPMU DEV - Your All-in-One WordPress Platform
Developer homepage: https://wpmudev.com/project/wp-smush-pro/
WP developer profile page: https://profiles.wordpress.org/wpmudev/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/wp-smushit/
Developer support URL: https://wpmudev.com/project/wp-smush-pro/
WP Plugin Directory: https://wordpress.org/plugins/wp-smushit/
#compress images #convert webp #image optimization #optimize images #webp
Number #

Image Optimizer - Efficient image optimization and conversion
The Image Optimization Plugin was developed by Elementor.com and is widely used with over 1,000,000+ active installations. It compresses images efficiently to reduce load times. Notably, background optimization runs without user monitoring. The plugin has an average rating of 1.5 out of 5 stars based on 63 reviews.
“The ability to convert images to WebP provides faster load times without sacrificing quality.”
Features - Extensive optimization and compression
- Supported image formats - JPEG, PNG, WebP, AVIF, GIF.
- Background optimization - Automatic background optimization.
- Resizing large images - Automatic downscaling to a maximum pixel width.
- 2 compression levels - Lossless and lossy.
- Conversion to WebP and AVIF - Enables efficient formats (Pro).
- Optimization on upload - Automatic optimization on upload.
- EXIF metadata - Option to remove metadata.
“It's super easy to use - just a few clicks, and my images were optimized without quality loss.”
Technical details - Integration and requirements
Image Optimization integrates deeply into WordPress, uses an external service for image optimization, and has minimal database interaction for better performance. It requires a PHP version of 7.4 or higher and is compatible with WordPress 6.2 or higher. Tested up to version 6.8.3. Extensive API integration allows customization via filters and actions. Multisite compatibility is not fully documented.
“It meets technical requirements and is well compatible with current WordPress versions.”
Quality and support - Effective compression, mixed support reviews
The compression efficiency of "Image Optimization" is high, with significant savings in load times. Users appreciate the flexibility of compression options, but there are technical issues and mixed reviews about support. Reachable via the official support forum or commercial support. The provision of support varies in quality.
“The plugin delivers amazing compression efficiency while maintaining image quality, which significantly improved my site's overall performance.”
Conclusion - Powerful but needs improvement
The plugin "Image Optimization" by Elementor offers versatile image optimization capabilities but is not without criticism, such as unexpected installations and incompatibilities with other plugins. These challenges and inconsistent support diminish the user experience, although the core functionality is perceived as efficient and useful.
Detailed plugin information
Plugin slug: image-optimization
Plugin name: Image Optimization
Plugin title: Image Optimizer – Optimize Images and Convert to WebP or AVIF
Plugin keywords: #convert AVIF #convert webp #image compression #image optimization #performance
Plugin version: 1.6.9
Last update: 2025-11
Release date: 2024-01-08
Required WP version: 6.2
Required PHP version: 7.4
Tested with WP version: 6.8.3
Active installations: 1 000 000+
Average rating: 1.5
Number of reviews: 63
Number of support requests: 0 (in the last 2 months)
Number of resolved support requests: 0 (in the last 2 months)
Plugin author: Elementor
Developer homepage: https://go.elementor.com/wp-repo-description-tab-io-product-page/
WP developer profile page: https://profiles.wordpress.org/elemntor/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/image-optimization/
Developer support URL: https://wordpress.org/support/plugin/image-optimization/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/image-optimization/
#convert AVIF #convert webp #image compression #image optimization #performance
Number #

Image Optimization by Optimole - Performance and innovation for WordPress
Optimole Wp is a versatile WordPress plugin developed by Optimole for efficient image optimization, ideal for website owners. It offers automatic image adjustments and runs cloud-based for fast and specialized delivery.
"The combination of lazy loading, CDN delivery and automatic conversion to WebP and AVIF formats is fantastic."
Features - Versatile options for optimized images
- Real-time image optimization - Automatic adaptation to the respective device.
- Automated image compression - Optimal image quality through machine learning.
- Smart cropping - Automatic cropping for image focus.
- CDN access - Access to AWS CloudFront with global reach.
- Advanced image optimization (Pro) - For over 40,000 monthly active users.
- Advanced CDN features (Pro) - Globally optimized delivery.
- Watermarking - Automatic protection via watermarking.
"Far surpasses other free plugins by a long way. The CDN is great! The WebP integration works flawlessly."
Technical details - Efficiency through seamless integration
Real-time compression and transformation via CDN, supports all major image formats. Seamless integration via cloud-based URL replacement and automated device adaptations. Optimized images are cached for one month.
Quality and support - Proven performance with assistance when needed
Optimole Wp provides high-quality image delivery through real-time optimization and machine learning. WebP and AVIF formats optimize image size without quality loss, with occasional rendering glitches at high frequency. Support is reachable via Support forum and commercial site but experiences with response time vary.
"The team responded to me very quickly and helped solve the problem."
Conclusion - A well-thought-out solution for image issues
Optimole Wp stands out as a comprehensive solution for image optimization, developed by Optimole. It makes it easier for WordPress users to manage and present images. Despite occasional limitations and criticism about upgrade incentives, the plugin provides a solid foundation for better website performance. Carefully check whether the Pro features are necessary or if the free version is sufficient.
Detailed plugin information
Plugin slug: optimole-wp
Plugin name: Optimole Wp
Plugin title: Optimole – Optimize Images | Convert WebP & AVIF | CDN & Lazy Load | Image Optimization
Plugin keywords: #convert webp #image optimization #image optimizer #lazy load #optimize images
Plugin version: 4.1.5
Last updated: 2025-12
Release date: 2018-09-23
Required WP version: 5.5
Required PHP version: 7.4
Tested with WP version: 6.9
Active installations: 200 000+
Average rating: 4.7
Number of ratings: 624
Number of support threads: 5 (in the last 2 months)
Number of resolved support threads: 5 (in the last 2 months)
Plugin author: Optimole
Developer homepage: https://wordpress.org/support/plugin/optimole-wp/#fallback-homepage
WP developer profile page: https://profiles.wordpress.org/optimole/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/optimole-wp/
Developer support URL: https://wordpress.org/support/plugin/optimole-wp/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/optimole-wp/
#convert webp #image optimization #image optimizer #lazy load #optimize images
Number #

TinyPNG - Efficient image compression for fast websites
Tiny Compress Images offers fast and effective image optimization for WordPress users to improve website performance.
Features - Broad functionality for different needs
- Automatic image optimization on upload
- Bulk optimization of the media library
- Multisite support with an API key
- Compatible with WPML and WooCommerce
- Dashboard widget with total savings
- Image optimization via mobile app
- Advanced background optimization (Pro)
- Unlimited image optimization with Premium (Pro)
Technical details - flexible API integration and security aspects
Tiny Compress Images uses the TinyPNG and TinyJPG API for seamless image optimization. Secure transfer is via HTTPS, ensuring data security. Developers can centrally manage API keys, which is beneficial for multisite installations. The plugin requires at least PHP version 7.4 and WordPress 4.0, tested up to version 5.9, with regular updates to maintain functionality and security.
“Regular updates and smooth operation are signs of good plugin maintenance.”
Quality and support - reliable compression, fast help
Despite strong image compression, visual quality is preserved - conversions of JPEGs and PNGs are efficient. Support responds positively to technical inquiries, reachable via various channels, including Email and @tinypng.
“This plugin does a great job optimizing images while maintaining impeccable quality.”
Conclusion - a well-thought-out plugin with room for improvement
Tiny Compress Images by TinyPNG scores with diverse features and user-friendliness. The pricing structure allows adjustment to project size. Despite some criticisms, such as image limit management and technical challenges, the plugin offers a reliable compression solution.
Detailed plugin information
Plugin slug: tiny-compress-images
Plugin name: Tiny Compress Images
Plugin title: TinyPNG – JPEG, PNG & WebP image compression
Plugin keywords: #compress images #compression #image size #Page Speed #performance
Plugin version: 3.6.5
Last updated: 2025-12
Release date: 2015-02-12
Required WP version: 4.0
Required PHP version: 7.4
Tested with WP version: 6.8.3
Active installations: 100 000+
Average rating: 4.5
Number of reviews: 155
Number of support requests: 7 (in the last 2 months)
Number of resolved support requests: 4 (in the last 2 months)
Plugin author: TinyPNG
Developer homepage: https://wordpress.org/support/plugin/tiny-compress-images/#fallback-homepage
WP developer profile page: https://profiles.wordpress.org/tinypng/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/tiny-compress-images/
Developer support URL: https://wordpress.org/support/plugin/tiny-compress-images/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/tiny-compress-images/
#compress images #compression #image size #Page Speed #performance
Number #

Optimus - Effective image compression for WordPress
Optimus by KeyCDN, with over 30,000+ installations, optimizes media files for better load times. Especially notable is background image compression of up to 70%. It is ideal for bloggers and developers who want to improve speed and usability.
„Optimus not only saves a lot of time but also works absolutely efficiently.”
Features - Powerful image optimization
- Automatic file size reduction - Optimization on upload.
- Bulk optimization - Optimization of existing images.
- No code changes - Easy integration.
- Keep EXIF/IPTC metadata - Optional.
- WebP conversion - Modern image support (Pro).
- HTTPS image transfer - Secure transfer (Pro).
- WooCommerce and multisite support - Broad compatibility.
“The ability to create WebP images is a big advantage for page load speed.”
Technical details - Internal processes and requirements
Optimus works server-side, optimizes images externally and delivers them ready to use. WebP creation improves load times. Caching and low memory usage (backend: ~0.19 MB; frontend: ~0.01 MB) protect server performance. Requires at least PHP version 5.6 and WordPress version 4.6. Latest plugin version: 1.6.3 and constant updates provide reliability.
„Optimus works reliably on my multilingual multisite installation without causing complications.”
Quality and support - Performance and Customer Experiences
Optimus offers efficient compression without quality loss, which is appreciated by users. Support varies in response time and effectiveness, with some praising quick problem resolution while others criticize a lack of friendliness. Experiences are mixed, though overall reviews are positive.
"Support is great with quick responses and problem-solving."
Conclusion - Pros and Cons at a glance
Optimus is a strong solution for image compression on WordPress sites. It integrates seamlessly but offers limited features in the free version (100 KB limit). Pro versions score with more comprehensive features. Despite technical advantages, there are mixed experiences with support and limited free features. KeyCDN generally delivers a solid offering, but users should consider the limits of the free version.
Detailed plugin information
Plugin slug: optimus
Plugin name: Optimus
Plugin title: Optimus – WordPress Image Optimizer
Plugin keywords: #image optimizer #images #Optimize image #webp #wordpress image optimizer
Plugin version: 1.6.3
Last update: 2025-09
Release date: 2012-10-05
Required WP version: 4.6
Required PHP version: 5.6
Tested with WP version: 6.8.3
Active installations: 30 000+
Average rating: 4.2
Number of ratings: 68
Number of support requests: 0 (in the last 2 months)
Number of resolved support requests: 0 (in the last 2 months)
Plugin author: KeyCDN
Developer homepage: https://optimus.io
WP developer profile page: https://profiles.wordpress.org/keycdn/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/optimus/
Developer support URL: https://wordpress.org/support/plugin/optimus/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/optimus/
#image optimizer #images #Optimize image #webp #wordpress image optimizer
Number #
Bulk Image Resizer - Efficient image processing
The Bulk Image Resizer, developed by Bulk Image Resizer, is ideal for website owners for bulk editing images. High user-friendliness and adaptability characterize the plugin. With an average rating of 0.0 rated.
"This is a really elegant plugin, and the fact that it is currently free is simply amazing."
Features - Unique functionality
- Bulk Image Resizer - Resize multiple images.
- Supported formats - JPEG, PNG, GIF.
- Simple UI - User-friendly interface.
- Multisite compatibility - Consistent optimization.
- File-system oriented - Image optimization at the server level.
- Extensive customizability - Integrate workflows. (Pro)
"People have paid a lot of money for far fewer features and harder-to-use interfaces."
Technical details - Requirements and support
Compatible with The key "requires_php" does not exist! and tested up to The key "tested" does not exist!. Version: The key "version" does not exist!, updated on 1999-11. Stable on modern WordPress versions.
"After the update the plugin ran stable on my WordPress site without issues."
Quality and support - User-friendly and reliable
The plugin offers efficient image processing and is easy to install. Fast support is praised. Be aware of issues with caching and backend speed. More information here.
"The plugin works fast and reliably, and even if a problem occurs, support is immediately on hand."
Conclusion - Strengths and areas for improvement
The Bulk Image Resizer plugin offers free, efficient image processing with room for improvement in image enlargement and technical stability. Improved communication and a roadmap would strengthen user trust.
Detailed plugin information
Plugin slug: The key "slug" does not exist!
Plugin name: Bulk Image Resizer Closed
Plugin title: The key "name" does not exist!
Plugin keywords:
Plugin version: The key "version" does not exist!
Last updated: 1999-11
Release date: The key "added" does not exist!
Required WP version: The key "requires" does not exist!
Required PHP version: The key "requires_php" does not exist!
Tested with WP version: The key "tested" does not exist!
Active installations: 0+
Average rating: 0.0
Number of ratings: 0
Number of support threads: The key "support_threads" does not exist! (in the last 2 months)
Number of resolved support threads: The key "support_threads_resolved" does not exist! (in the last 2 months)
Plugin author: The key "author" does not exist!
Developer homepage: https://wordpress.org#fallback-support-url#fallback-homepage
WP developer profile page: https://wordpress.org#fallback-support-url#fallback-author-profile
Support URL in the WordPress Plugin Directory: https://wordpress.org#fallback-support-url
Developer support URL: https://wordpress.org#fallback-support-url#fallback-commercial-support-url
WP Plugin Directory:
Compared with:

Robin Image Optimizer - Efficient image compression for WordPress
Robin Image Optimizer is a well-known WordPress plugin by Creative Motion, published on 2018-08-12. It reduces image size by up to 80%, improves loading times and is especially beneficial for mobile users. With over 100,000+ active installations and a rating of 4.4 out of 5 stars it delights its users. It stands out by being free to use without restrictions.
“I used Robin Optimization, which worked much better for me than other optimizers I tried.”
Features - Comprehensive image optimization options
- Free image optimizer - Competitive with paid alternatives.
- Automatic optimization - Optimizes images in the background.
- Manual bulk optimization - Saves time by optimizing all images at once.
- Choice of compression mode - Selection of different compression levels.
- Detailed statistics - Insight into optimized image data.
- WP CLI commands (Pro) - Advanced control and automation.
- Support for webP (Pro) - Better image format for modern websites.
“The webP option is only available in the Pro version.”
Technical details - Flexibility and integration
Robin Image Optimizer uses modern compression algorithms and supports WP CLI for automation. Compatible with the media library, it offers smooth optimization in the filesystem. Requires at least PHP 7.4 and WordPress 5.6. On-site memory optimization without delays. Regular updates ensure security.
“The plugin is constantly updated, which shows that the developer team cares about long-term functionality and security.”
Quality and support - Reliable performance with some support requests
Robin Image Optimizer compresses losslessly by up to 80%. User-friendly interface for all user levels. Mixed experiences are reported regarding support, often depending on response times. While many praise the support, some report long waiting times.
Conclusion - Effective, cost-efficient optimization solution
Robin Image Optimizer, developed by Creative Motion, establishes itself as a valuable, mostly positively reviewed image optimization solution. Its features match those of more expensive alternatives. Despite occasional issues and mixed support it is appreciated for its effectiveness and user-friendliness. The Pro version offers additional benefits, especially support for the webP format.
Detailed plugin information
Plugin slug: robin-image-optimizer
Plugin name: Robin Image Optimizer
Plugin title: Robin image optimizer — save money on image compression
Plugin keywords: #image #image optimization #optimizer #resmush.it #smush
Plugin version: 1.9.0
Last updated: 2025-12
Release date: 2018-08-12
Required WP version: 5.6
Required PHP version: 7.4
Tested with WP version: 6.9
Active installations: 100 000+
Average rating: 4.4
Number of ratings: 121
Number of support threads: 4 (in the last 2 months)
Number of resolved support requests: 4 (in the last 2 months)
Plugin author: Themeisle
Developer homepage: https://robinoptimizer.com
WP developer profile page: https://profiles.wordpress.org/themeisle/
Support URL in the WordPress Plugin Directory: https://wordpress.org/support/plugin/robin-image-optimizer/
Developer support URL: https://wordpress.org/support/plugin/robin-image-optimizer/#fallback-commercial-support-url
WP Plugin Directory: https://wordpress.org/plugins/robin-image-optimizer/
#image #image optimization #optimizer #resmush.it #smush
Was the comparison to Robin Image Optimizer helpful?
All about Robin image optimizer — save money on image compression
Robin Image Optimizer - save money on image compression
Robin Image Optimizer is a popular WordPress plugin developed by Creative Motion, which was released on 2018-08-12. With over 100,000+ active installations, this plugin allows users to reduce their image sizes by up to 80% without affecting image quality. Faster page load times are especially beneficial for mobile users to prevent high bounce rates and improve ad performance. Robin Image Optimizer stands out by being free to use without restrictions compared to many other image optimization plugins. The target audience is WordPress users looking for a powerful but free solution. The average rating in the official WordPress Plugin Directory is 4.4 out of 5 stars, based on 121 reviews. The following section explores the plugin’s specific features in more detail.
“I used Robin Optimization, which worked much better for me than other optimizers I tried.”
Features - Full control over image optimization
Robin Image Optimizer offers numerous features that are especially attractive to users who want full control over optimizing their images. A notable feature is the detailed statistics function that provides comprehensive information about optimized images. This feature allows users to precisely track the degree of optimization and the amount of data saved. The plugin also offers a selection of compression modes and supports reducing image weight, which includes resizing images before optimization.
“This plugin optimizes images very well with three available levels. It also has a great user interface that outshines many paid options.”
Free-Features - Comprehensive features at no cost
- Free image optimizer - The plugin provides fully free features and is on par with paid alternatives.
- No limits - Optimization without limits regarding the number of images or quality.
- Automatic optimization - Images are automatically optimized in the background using a cron job.
- Manual bulk optimization - All images can be optimized at once, saving time.
- Image backup - Original images are saved before optimization, allowing a return to the originals.
- Choice of compression mode - Choose between different compression levels to optimize image quality and size.
- Optimization on boot - Images are optimized right when the page loads.
- Image weight reduction - Resize images before optimization.
- Detailed statistics - Access extensive information about optimized images.
Pro features - Advanced functions for professionals
- WP CLI commands - Enables the use of commands like
wp robin optimize,wp robin stop,wp robin statusfor more efficient management. - Available areas - Support for media library, custom folders, and NextGen extensions.
“The webP option is only available in the Pro version.”
License & value - Free features with convincing results
Robin Image Optimizer is completely free in its base version and offers features often found only in paid alternatives. The license without restrictions regarding the number of images or quality makes it an attractive choice for many users. User feedback is mostly positive, particularly regarding the value-for-money of the Pro version, which is essential for certain features like webP support. Users appreciate the offering as very generous compared to other paid solutions. Despite occasional technical issues, many rate the value-for-money as fair.
“The free version works perfectly too!”
Technical details - Insights into core functions
The Robin Image Optimizer is distinguished by its use of modern image compression algorithms. Developers benefit from WP CLI support, which allows automating recurring optimization tasks with commands like wp robin optimize, wp robin stop, and wp robin status Image optimization is performed via webhooks that ensure smooth background processing. A notable technical feature is compatibility with the media library and custom folder structures, which eases integration into existing file systems. The plugin often operates at the filesystem level and stores optimized images locally, enabling fast load times without server delays.
System requirements - Compatibility and requirements
Robin Image Optimizer requires at least PHP version 7.4 or higher for smooth operation. The minimum WordPress requirement is WordPress version 5.6 or higher. The plugin’s functionality has been tested up to WordPress version 5.6. The current plugin version 1.9.0 and the last update in 2025-12 were released. These regular updates ensure the plugin remains compatible with the latest WordPress versions and addresses potential security issues.
“The plugin is constantly updated, which shows the dev team cares about long-term functionality and security.”
Quality - Effective image optimization without loss
The quality of Robin Image Optimizer is determined by several key factors. The plugin can compress images by up to 80% without noticeable quality loss. This capability is supported by the choice of different compression modes that let users find an optimal balance between image size and quality. Another quality aspect is the plugin’s stability, which some users highlighted positively after intensive testing. The simple and user-friendly interface ensures users of all experience levels can leverage the plugin’s full potential without major technical hurdles.
“The best of 100,000+, that I tried. The team that made this really did a great job.”
Support - Mixed experiences with support
Support for the Robin Image Optimizer plugin is available through various channels, including an official forum, where users can ask questions and get help from other users or developers. Premium support is also offered via the Webcraftic Website. The quality and accessibility of support is a frequently discussed topic in reviews.
Customer opinions about support are mixed. While some users praise the free support, there are reports of inadequate response times, especially for the premium version. A significant negative point is repeated mentions of technical difficulties and lack of assistance in resolving these issues. Some users report long wait times and unanswered inquiries, making the support appear unreliable overall.
“I couldn’t sign in at all or get in touch with any kind of support.”
Rating - User feedback: positive and critical
Robin Image Optimizer has an average rating of 4.4 stars out of 5 in the official WordPress Plugin Directory, based on 121 reviews. These figures suggest many users are satisfied with the plugin’s performance and functionality. Positive feedback often highlights efficiency and ease of use, especially regarding the free availability and associated benefits.
One user spoke very highly of the plugin:
“This is the best image optimization plugin there is. The free version works perfectly too!”
However, there are also some critical voices in the reviews. A common issue mentioned concerns the reliability of the free server:
“The free server has been crashing constantly lately, making this plugin unusable.”
But the positive sentiment prevails, as another praise shows:
“I’ve been using Robin Image Optimizer for years. If you’re not a professional photographer, you don’t need it.”
Criticism - Problems, security vulnerabilities and suggestions for improvement
Robin Image Optimizer is under criticism due to various problems that have occurred over time. A main point of criticism concerns bugs and technical error messages that appear especially after updates. Users report difficulties connecting to the server, which significantly impairs the use of the plugin. Some users have also pointed out that the plugin changes the URLs of images on the website, leading to storage location issues and broken images. Another problem is that the plugin can only be uninstalled via FTP.
Security vulnerabilities have not been explicitly reported so far, but the frequency of updates and the associated problems raise concerns about the long-term stability and security of the plugin. The lack of support and the slow fixing of bugs are also cited as major criticisms. Users increasingly want actions to improve server stability as well as the addition of new features to address current challenges more efficiently.
“In the last few months or half a year there have been many errors or no connection to the server can be made. It is no longer what Robin Image Optimizer was a year ago... Everything is going downhill.”
Conclusion - Summary and reflections on the Robin Image Optimizer
Robin Image Optimizer, developed by Creative Motion, offers a solid solution for image optimization within WordPress, especially for users looking for free options. The wide range of features, including automatic optimization and detailed statistics, makes it a comprehensive solution often only found in paid plugins. Despite occasional technical difficulties and mixed support reviews, the plugin is viewed mostly positively, especially regarding its effectiveness and ease of use. The Pro version meaningfully complements the features, but for some users it is essential due to the webP option. Overall, Robin Image Optimizer establishes itself as a valuable tool, particularly for users who want to get maximum benefit from low-cost means.
Before switching to the alternative
If you have problems with the plugin "Robin image optimizer — save money on image compression" it may be useful, before switching to a plugin alternative, to check the requirements for WordPress and the server.
The current plugin version 1.9.0 from 2025-12 requires at least WordPress version 5.6 and has been tested with WordPress 6.9. The server should preferably be an Apache server running at least PHP version 7.4.
WordPress offers a support forum for the Robin Image Optimizer plugin. In the last two months 4 questions were posted there and 4 of them were answered by Themeisle, which indicates the support activity.
Further troubleshooting information may be provided by the Robin Image Optimizer website and its support page.
Robin Image Optimizer has been developed by Themeisle since 2018-08-12 and runs on a total of 100,000+ active WordPress installations. About 121 users have rated the plugin with an average of 4.4 stars. Nonetheless, some users are looking for an alternative with different features.
The alternative plugins can be found in the official WordPress Plugin Directory with the following tags and can be downloaded for free: #image #image optimization #optimizer #resmush.it #smush
The above comparison presents and evaluates the most important features of these plugin alternatives.
Decision criteria of the plugin ranking
- Usability:
The plugin should be easy to install, configure, and use. - Functionality:
The plugin should perform the promised functions reliably and efficiently. - Performance:
It should not negatively impact the website's loading times and should operate in a resource-efficient manner. - Security:
The plugin must receive regular updates to ensure secure operation over time. - Reviews:
Positive user experiences from many users provide a good indication of quality and reliability. - Support:
Good customer support and comprehensive documentation are crucial to resolve issues quickly. - Documentation:
Detailed and understandable documentation makes setup and use of the plugin easier. - Value for money:
The plugin should either be free or offer a fair price-performance ratio. - Customizability:
The plugin should be flexible enough to allow individual requirements and customizations. - Compatibility:
The plugin should be compatible with different WordPress versions, themes, and other plugins.