WP-Optimize – Cache, Compress images… vs wao.io (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
WP-Optimize – Cache, Compress images…
1.0M+ active installs
Free
Quick Verdict
As of April 2026, wao.io has a higher user rating (5/5 from 2 reviews) while WP-Optimize – Cache, Compress images… leads in active installations (1.0M+ vs 10). Both are free WordPress plugins. WP-Optimize – Cache, Compress images… has accumulated 55M+ total downloads while wao.io has 1.8K+.
Detailed Comparison
| Metric | WP-Optimize – Cache, Compress images… | wao.io | |
|---|---|---|---|
| Rating | 4.8/5 | ► | 5/5 |
| Total Reviews | 2,567 | ◄ | 2 |
| Active Installs | 1.0M+ | ◄ | 10 |
| Total Downloads | 55M+ | ◄ | 1.8K+ |
| Support Resolution | 62% | N/A | |
| Last Updated | 1 week ago | ◄ | 5 years ago |
| First Released | 2009 | 2020 | |
| Age | 17 years | 6 years | |
| WP Requires | 4.9+ | 4.6+ | |
| PHP Requires | 7.2+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 4.5.1 | 1.0.2 |
Rating Breakdown
WP-Optimize – Cache, Compress images…
wao.io
Download Trends
Recent Reviews
WP-Optimize – Cache, Compress images… Reviews
Рахмет.
Жақсы плагин. Әзірлеушілерге рахмет.
Excelente
Muito bom
Trash it, before it kills your conversions.
WP-Optimize fails to fully de-register its components even when caching is toggled off in the UI. Its hooks and filters remain active on every page load, specifically interfering with the WooCommerce
wao.io Reviews
No reviews yet
More Plugins Worth Comparing
Top alternatives in the same category as WP-Optimize – Cache, Compress images… and wao.io
All-in-one unbeatable acceleration & PageSpeed improvement: caching, image/CSS/JS optimization...
A very fast caching engine for WordPress that produces static html files.
Boost your website performance and page speed, and increase conversions with powerful caching, frontend, media, and environment optimizations.
Search Engine (SEO) & Performance Optimization (WPO) via caching. Integrated caching: CDN, Page, Minify, Object, Fragment, Database support.
Breeze is a caching plugin developed by Cloudways. Breeze uses advance caching systems to improve site loading times exponentially.
A persistent object cache backend powered by Redis®¹. Supports Predis, PhpRedis, Relay, replication, sentinels, clustering and WP-CLI.
Frequently Asked Questions
Is WP-Optimize – Cache, Compress images… or wao.io more popular?
Which has better ratings — WP-Optimize – Cache, Compress images… or wao.io?
Are WP-Optimize – Cache, Compress images… and wao.io free?
Which plugin has better support — WP-Optimize – Cache, Compress images… or wao.io?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.