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reSmush.it
reSmush.it is the FREE image compressor and optimizer plugin - use it to optimize your images and improve the SEO and performance of your website.
The facts
- Rating
- 4.3★ from 165
- Active installs
- 100k+
- Price
- Free
- Last updated
- 20 Aug 2026
- Added
- Jul 2016
- Requires WP
- 4.0.0
- Tested up to
- WP 7.1
- Requires PHP
- 7.4
- Downloads
- 3,582,920
Our analysis
AI-assistedreSmush.it is a free WordPress plugin designed for image compression and optimisation. It allows you to reduce the file size of images on your website, which can help improve loading times. The plugin supports JPG, PNG, and GIF formats and offers features like bulk optimisation and automatic optimisation for newly uploaded images.
This plugin is suitable for website owners looking to enhance their site's performance through image optimisation. It also provides options to adjust image quality and exclude certain images from the optimisation process.
Best for: Website owners who need to optimise images for performance.
What it does well
- ✓Free to use
- ✓Supports JPG, PNG, and GIF formats
- ✓Bulk optimisation of existing images
- ✓Automatic optimisation for new uploads
- ✓Customisable settings for image quality
Where it falls short
- •Limited information on advanced features
- •No mention of support for other image formats
Verdict
reSmush.it is a straightforward tool for image optimisation, suitable for users looking to improve website speed without incurring costs.
From the developer
ShortPixel's own description of reSmush.it, lightly tidied.
The reSmush.it Image Optimizer is a free WordPress image compressor and optimizer plugin which allows you to smush your website’s images so that they load faster.
The plugin is super easy to use (just 2 clicks!), supports JPG, PNG and GIF image formats and can be used to bulk optimize current (past) images and automatically optimize all new images.
You can also adjust the optimization levels and exclude certain images.
Since its launch more than 9 years ago, reSmush.it has become the preferred choice for WordPress image optimization as it allows you to smush the images for free.
reSmush.it image optimization service works on various CMS platforms (WordPress, Drupal, Joomla, Magento, Prestashop, etc.) and is used by more than 400,000 websites worldwide.
reSmush.it has earned the reputation of being the best free, fast and easy image optimization plugin out there 🙂
Features:
– Free bulk image compressor
– Automatic image optimization on upload
– Keep or remove EXIF data
– Image quality selector
– Exclude images from optimization
– Powerful and free image optimizer API
– Customizable settings for image quality
– Automatic image optimization with CRON
– Backup and restore original images
– Image statistics
– File logging for developers
Other plugins by ShortPixel:
- FastPixel Caching – WP Optimization made easy
- ShortPixel Image Optimizer – Image optimization & compression for all the images on your website, including WebP & AVIF delivery
- ShortPixel Adaptive Images – On-the-fly image optimization & CDN delivery
- Enable Media Replace – Easily replace images or files in Media Library
- reGenerate Thumbnails Advanced – Easily regenerate thumbnails
- Resize Image After Upload – Automatically resize each uploaded image
- WP SVG Images – Secure upload of SVG files to Media Library
Tagged as
audience
Developers
quality
SEO
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