The Cache Purger icon

The Cache Purger

by Kevin Pirnie

View on WordPress.org
74 Quality Score
Active Installs
14/30

Popularity is low at roughly 1,000 active installs, which sits well below every listed alternative and limits community signal.

Update Freshness
25/25

Maintenance is excellent, with a recent update on 2026-07-11, full compatibility with WordPress 7.1, and a modern PHP 8.2 requirement.

User Rating
14/15

User ratings are strong at 90/100 from 6 reviews, though the small sample size means this signal carries limited weight.

Support Health
8/15

Support threads are only 2 in total but both are resolved, yielding a middling 50/100 score due to the thin activity.

WP Compatibility
15/15

Compatibility is perfect at 100/100, given tested-with 7.1, requires 6.0, and PHP 8.2 alignment.

Scores higher than 36% of indexed plugins

About

Automatically purge every server-side cache on your WordPress site — plugins, hosting environments, PHP, memory stores, and CDNs — all from one place.

Active Installs 1k+
Rating ★★★★½ 4.5/5
Last Updated 2026-09-02 2:04pm GMT
Requires WordPress 6.2+
Tested Up To 7.1
Requires PHP 8.2+

Security History

1 known vulnerability, all patched
1 Medium

Most recent: July 15, 2026

View details ▸

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What It Does

The Cache Purger centralizes cache invalidation for WordPress sites by purging server-side caches including plugin caches, hosting-level caches (such as LiteSpeed, WP Engine, and Kinsta), PHP opcache, memory-based caches like Redis and Memcached, and CDN edge caches from Cloudflare and others. It exposes these actions through a single dashboard and can trigger purges automatically on content updates.

Who It's For

This plugin is well-suited for site owners or administrators managing multi-layer caching stacks across several hosting providers, CDNs, and object caches who want one button or hook to clear everything. Agencies handling several client installations with mixed infrastructure will particularly benefit from not having to log into each provider's panel to flush caches individually.

Who Should Skip It

Anyone using a single caching solution, such as LiteSpeed Cache on a LiteSpeed server, or a default WordPress install without object caching or a CDN, will not benefit from this aggregator and should use their existing caching plugin instead. Beginners who do not understand what server-side, PHP, and CDN caches do should also avoid this plugin, since purging caches aggressively can cause unnecessary CPU spikes.

The Bottom Line

The Cache Purger delivers a focused job: purging every cache layer from one screen, and it does so with a fresh codebase, modern PHP requirements, and a perfect compatibility score. With only about 1,000 installs and a modest 74.43 quality score, it is a niche utility rather than a mainstream replacement for full caching suites. Use it as a purge-on-demand complement to your real caching plugin, not as your primary cache.

Tags

cache cache purging caching performance purge cache