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WP Super Minify • Minify, Compress and Cache HTML, CSS & Jav...
A lightweight plugin that automatically minifies, compresses, and caches HTML, CSS, and JavaScript on demand to improve your website’s load speed.
The facts
- Rating
- 4.1★ from 72
- Active installs
- 9k+
- Price
- Free
- Last updated
- 21 Aug 2026
- Added
- Oct 2014
- Requires WP
- 4.5
- Tested up to
- WP 7.1
- Requires PHP
- 5.6
- Downloads
- 361,120
Our analysis
AI-assistedWP Super Minify is a WordPress plugin that automatically minifies, compresses, and caches HTML, CSS, and JavaScript files to improve website load speed. It works by reducing file sizes without requiring manual settings, ensuring that optimised files are updated automatically when the originals change.
This plugin is suitable for website owners looking to enhance their site's performance and improve scores on Google PageSpeed Insights and GTmetrix. It is particularly useful for those who want a straightforward solution for optimising their site's loading times.
Best for: Website owners seeking to improve site speed and performance.
What it does well
- ✓Automatically minifies and compresses HTML, CSS, and JavaScript files
- ✓No manual settings required for updates
- ✓Improves Google PageSpeed Insights and GTmetrix scores
- ✓Suitable for both inline and individual files
- ✓Free to use from the WordPress.org directory
Where it falls short
- •Limited information on compatibility with newer WordPress versions
- •No details provided on support or updates beyond August 2026
Verdict
WP Super Minify offers a simple way to enhance website loading times through automatic file optimisation. It may be a good choice for those prioritising performance improvements.
From the developer
Dipak Gajjar's own description of WP Super Minify • Minify, Compress and Cache HTML, CSS & Jav..., lightly tidied.
WP Super Minify automatically minifies, compresses, and caches HTML, CSS & JavaScript files (inline and individual) on demand to enhance website’s load speed.
Once activated, the plugin seamlessly compresses HTML, inline CSS, and JavaScript, reducing file sizes for faster page loading. This optimisation helps improve your site’s Google PageSpeed Insights and GTmetrix performance scores.
Additionally, WP Super Minify minifies individual JavaScript and CSS files, ensuring they load correctly and are automatically updated whenever the original files are modified or added — no manual settings needed!
Optimise your website effortlessly and deliver a faster, smoother experience to your visitors.
To check whether this plugin works properly, simply view your site source or press Ctrl + U from your keyboard. In the end of the source, you should see message something like:
*** Total size saved: 11.341% | Size before compression: 27104 bytes | Size after compression: 24030 bytes. ***
Like this plugin? You’ll love my other plugin: WP Performance Score Booster
Development & Support
Follow the development of this plugin on GitHub.
P.S. It is always the best policy to open a support thread first before posting any negative review.
Credits
A big shoutout to Steve Clay and Matthias Mullie for sharing their Minify libraries on GitHub. While these libraries are no longer actively maintained, their work has been invaluable, and I sincerely thank them.
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