WP-Optimize – Cache, Compress images… vs Cachebuster (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, Cachebuster has a higher user rating (5/5 from 6 reviews) while WP-Optimize – Cache, Compress images… leads in active installations (1.0M+ vs 1.0K+). Both are free WordPress plugins. WP-Optimize – Cache, Compress images… has accumulated 55M+ total downloads while Cachebuster has 12K+.
Detailed Comparison
| Metric | WP-Optimize – Cache, Compress images… | Cachebuster | |
|---|---|---|---|
| Rating | 4.8/5 | ► | 5/5 |
| Total Reviews | 2,567 | ◄ | 6 |
| Active Installs | 1.0M+ | ◄ | 1.0K+ |
| Total Downloads | 55M+ | ◄ | 12K+ |
| Support Resolution | 62% | N/A | |
| Last Updated | 1 week ago | ◄ | 1 year ago |
| First Released | 2009 | 2020 | |
| Age | 17 years | 6 years | |
| WP Requires | 4.9+ | 4.4+ | |
| PHP Requires | 7.2+ | 5.6+ | |
| Business Model | Free | Free | |
| Latest Version | 4.5.1 | 1.8 |
Rating Breakdown
WP-Optimize – Cache, Compress images…
Cachebuster
Download Trends
Over the past 30 days, WP-Optimize – Cache, Compress images… averaged approximately 24,820 daily downloads while Cachebuster averaged 7.
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
Cachebuster Reviews
Must Have Plugin
A plugin that you must install. I can’t build a site without installing this plugin. I hope it gets updated regularly and supports newer versions of WordPress. I love you Albert Peschar.
Should be in wordpress by default
This plugin is awesome. Solved my problem of css version in a flash. It should be by default in wordpress installation.
Works well
Seems to work well as intended!
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Frequently Asked Questions
Is WP-Optimize – Cache, Compress images… or Cachebuster more popular?
Which has better ratings — WP-Optimize – Cache, Compress images… or Cachebuster?
Are WP-Optimize – Cache, Compress images… and Cachebuster free?
Which plugin has better support — WP-Optimize – Cache, Compress images… or Cachebuster?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.