Imagine a scenario of uploading a high-resolution image on your WordPress site only to find it slows down the entire page’s loading speed. A quick, efficient solution? Using an online image compressor.
From automatic optimization to support for various image formats, these online image compressors ensure your site’s speed and performance remain unaffected, regardless of the image size.
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Online Image Compressors For WordPress Users
Here are the best online image compressors that WordPress users can use to optimize and compress images without any worries.
reSmush.it : The original free image compressor and optimizer plugin

Total Downloads: More than 400,000 downloads
Why to This Online Image Compressor: reSmush.it is a trusted and preferred online image compressor for WordPress. It’s easy to use, supports bulk image optimization, and works with various CMS platforms.
Targeted Audience: WordPress users, website developers, and anyone in need of an effective image optimization service.
Price: Free of charge
The reSmush.it online image compressor stands out due to its ease of use and broad scope of functionality. With just a couple of clicks, users can optimize images for their WordPress sites, get rid of slow load times, and improve overall user experience.
It supports JPG, PNG, and GIF image formats, allowing for a wide range of image optimization tasks. The ability to adjust optimization levels and exclude specific images gives users the flexibility to customize their image optimization process.
In addition to its core functionalities, reSmush.it also offers innovative features such as automatic optimization on image upload, an image quality selector, and the ability to backup and restore original images.
These features streamline the optimization process, saving time and effort for businesses and developers. As a free tool, reSmush.it is a cost-effective solution for image compression for WordPress and other CMS platforms.
Key Features
1. Free bulk image compressor
2. Automatic image optimization on upload
3. Image quality selector
4. Exclude images from optimization
5. Backup and restore original images
Autoptimize

Total Downloads: 1+ million
Why to This Online Image Compressor: Autoptimize is a comprehensive and user-friendly online image compressor, specifically designed for WordPress. It offers a wide range of features that significantly improve site performance, making it ideal for businesses looking to optimize their websites.
Targeted Audience: Website developers, Bloggers, and Online businesses using WordPress.
Price: Free with a premium Pro version available at $11.99 per site
Autoptimize is an efficient online image compressor that stands out with its ability to optimize and lazy-load images, supporting newer formats like WebP and AVIF. This functionality enhances site performance even when already on HTTP/2, providing a smoother user experience.
The tool is also capable of optimizing Google Fonts and asynchronously loading non-aggregated JavaScript, making it a comprehensive solution for WordPress image optimization.
The Autoptimize Pro version offers additional features like image optimization, CDN, page caching, and automatic critical CSS rules, contributing to efficient business workflows and faster site speeds.
Key Features
1. Aggregation, minification, and caching of scripts and styles
2. Optimize and lazy-load images with support for WebP and AVIF formats
3. Optimize Google Fonts
4. Async non-aggregated JavaScript
5. Remove WordPress core emoji cruft
Imagify

Total Downloads: 500,000+
Why to This Online Image Compressor: Imagify is an advanced online image compressor designed specifically for WordPress users. It offers seamless integration with the WordPress platform, allowing users to compress and optimize their images directly within the WordPress interface. This online image compressor is perfect for bloggers, web developers, and small business owners who want to enhance their site’s performance and user experience.
Targeted Audience: Bloggers, digital marketers, web developers
Price: Imagify offers a free plan that allows users to optimize up to 20MB of images per month. For more extensive use, they offer paid plans like Best Value! Infinite – $9.99/month (Billed yearly), Growth – $4.99/month (Billed yearly)
Imagify is an innovative online image compressor that integrates directly with WordPress, offering seamless image optimization. Its unique features, such as the ability to convert images to next-gen formats like WebP and AVIF, enhance website performance and improve user experience.
Additionally, its smart compression mode automatically optimizes images at the best compression level without compromising quality, making it an excellent tool for improving business workflows. This online image compressor for WordPress is designed to make image optimization effortless, enhancing site speed, and performance.
Key Features
1. Allows you to optimize and compress images directly within WordPress.
2. Compress multiple images at once with its asynchronous bulk optimization feature.
3. Converts images to lighter, next-gen formats like WebP and AVIF.
4. Automatically optimizes images at the best compression level without sacrificing quality.
5. If needed, you can restore your images to their original versions.
Image Optimizer by 10web

Total Downloads: 20,000+
Why to This Online Image Compressor: Image Optimizer by 10web offers impressive functionality, including three compression modes, bulk optimization, and detailed reports on your optimization status. It is the perfect image compressor for WordPress users, enhancing website speed and SEO.
Targeted Audience: WordPress website owners, bloggers, online businesses, and developers.
Price: Free, with premium plans available for advanced features.
The Image Optimizer by 10web is an advanced online image compressor designed specifically for WordPress users. It reduces your images’ size without compromising quality, enhancing your website’s loading speed and SEO performance.
It offers three compression modes – conservative, balanced, and extreme – allowing you to choose the perfect balance of quality and size reduction for your site. Additionally, the plugin’s bulk optimization feature enables you to optimize all your images in one go, saving you time and effort.
The in-depth reports and statistics keep you updated on your optimization status, helping you manage your website more efficiently.
Key Features
1. Three modes of compression
2. Per-page image optimization
3. Bulk optimization
4. WebP compression
5. Detailed reports and statistics.
a3 Lazy Load

Total Downloads: 200,000+
Why to This Online Image Compressor: Improves site performance by reducing image load time
Targeted Audience: WordPress site owners, developers, and businesses
Price: Free
a3 Lazy Load is an innovative online image compressor designed specifically for WordPress. This mobile-oriented plugin significantly enhances a site’s page load speed, providing an improved user experience. The more content-heavy your site is, the better a3 Lazy Load performs.
It uniquely offers lazy loading for all images loaded from outside of the media library or on older browsers that do not support the new WordPress attribute, and any iframes or videos that are not lazy loaded by WordPress.
Moreover, a3 Lazy Load offers built-in support for WebP images, auto-detection for WebP versions, and browser detection of WebP. It also allows for flexible lazy loading options, including a fade-in or spinner effect, and offers a noscript fallback for users with JavaScript turned off.
These features make a3 Lazy Load an ideal image compressor for WordPress, enhancing business workflows by improving site performance and user experience.
Key Features
1. Lazy-loading for images, videos, and iframes
2. Support for WebP images
3. Customizable lazy load effects
4. Option to disable WordPress core lazy load
5. Support for horizontal scroll containers
Final Word
Start using an image compressor for your WordPress site today and experience the transformative effects of faster loading speeds and improved user experience. Optimize your web presence by improving site performance and enhancing SEO.
Don’t miss out on the numerous benefits of using an online image compressor. Start saving time, effort, and resources while delivering a superior user experience with optimized images. Remember, a faster site means happier visitors and better business results.