EWWW Image Optimizer vs Upload Converter for WebP (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
EWWW Image Optimizer
1.0M+ active installs
Free + Premium
Upload Converter for WebP
300 active installs
Free
Quick Verdict
As of April 2026, Upload Converter for WebP has a higher user rating (5/5 from 3 reviews) while EWWW Image Optimizer leads in active installations (1.0M+ vs 300). Both are free + premium WordPress plugins. EWWW Image Optimizer has accumulated 45M+ total downloads while Upload Converter for WebP has 1.0K+.
Detailed Comparison
| Metric | EWWW Image Optimizer | Upload Converter for WebP | |
|---|---|---|---|
| Rating | 4.8/5 | ► | 5/5 |
| Total Reviews | 1,823 | ◄ | 3 |
| Active Installs | 1.0M+ | ◄ | 300 |
| Total Downloads | 45M+ | ◄ | 1.0K+ |
| Support Resolution | 14% | N/A | |
| Last Updated | 4 days ago | ◄ | 4 months ago |
| First Released | 2012 | 2025 | |
| Age | 14 years | 1 year | |
| WP Requires | 6.6+ | 5.2+ | |
| PHP Requires | 7.4+ | 7.2+ | |
| Business Model | Free + Premium | Free | |
| Latest Version | 8.5.0 | 1.0 |
Rating Breakdown
EWWW Image Optimizer
Upload Converter for WebP
Download Trends
Recent Reviews
EWWW Image Optimizer Reviews
So far – so good
Optimized over 1,000 images so far – I think there’s 19,000 more to go. But so far – so good.
EXCELENTE PLUGIN
Recomiendo 100%
Good plugin
easy to use
Upload Converter for WebP Reviews
No reviews yet
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Compress and optimize images, enable lazy load, serve WebP & AVIF, and speed up your site with a global image CDN.
Speed up your website by using our WebP & AVIF Converter. Optimize images and serve WebP and AVIF images instead of standard formats!
Serve autogenerated WebP images instead of jpeg/png to browsers that supports WebP.
A lightweight caching plugin for WordPress that makes your website faster by generating static HTML files.
Converts images to more modern formats such as WebP or AVIF during upload.
Optimize image sizes, regenerate thumbnails, enable retina, convert to WebP/AVIF, or use cloud optimization. An essential image toolkit.
Frequently Asked Questions
Is EWWW Image Optimizer or Upload Converter for WebP more popular?
Which has better ratings — EWWW Image Optimizer or Upload Converter for WebP?
Are EWWW Image Optimizer and Upload Converter for WebP free?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.