At a glance
WP Fastest Cache – WordPress Cache Plugin
The simplest and fastest WP Cache system
Plugin Check (PCP)
Plugin Check is a WordPress.org tool which provides checks to help plugins meet the directory requirements and follow various best practices.
Full Comparison
Technical Specs
| Metric | WP Fastest Cache | Plugin Check (PCP) |
|---|---|---|
| Requires WP | 5.7+ | 6.3+ |
| Tested up to WP | 7.0 | 7.0 |
| Plugin age | 13 yrs | 15 yrs |
Quick Verdict
WP Fastest Cache wins this comparison. It has 100x more installs than Plugin Check (PCP) and a 95% five-star rating from over 4220 reviews. If you need to speed up a WordPress site, WP Fastest Cache is the proven tool. Plugin Check (PCP) serves a different purpose: it helps developers verify their code meets directory standards. It is not a caching solution.
Feature Comparison: WP Fastest Cache vs Plugin Check (PCP)
| Feature | WP Fastest Cache | Plugin Check (PCP) |
|---|---|---|
| Primary function | Page caching and performance optimization | Plugin code auditing and best-practices validation |
| Cache system | Generates static HTML files, serves cached pages to visitors | No caching functionality |
| Minify CSS and JavaScript WordPress | Built-in minification for CSS and JS files | Not a feature |
| Enable Gzip compression WordPress | One-click Gzip compression toggle | Not a feature |
| Cache plugin for WooCommerce store | Includes WooCommerce-specific cache exclusions | Not applicable |
| How to clear cache in WordPress | Single button to clear all cache, plus scheduled cache purging | No cache to clear |
| Core Web Vitals optimization | Tags include core-web-vitals; offers lazy load, render-blocking JS removal | Checks plugins for performance best practices, but does not optimize |
| Security checks | Not included | Tags include security; runs automated checks for plugin directory requirements |
| Accessibility testing | Not included | Tags include accessibility; scans for common accessibility issues in plugin code |
Who Should Use WP Fastest Cache
- Site owners looking for the best cache plugin for WordPress who want a tool trusted by 1.0M+ installations.
- Anyone who needs to know how to speed up a WordPress site without editing code, WP Fastest Cache enables Gzip compression, minifies CSS and JS, and manages cache clearing with one click.
- Store operators running a cache plugin for WooCommerce store who require cache exclusions for cart and checkout pages, built into the plugin.
Who Should Use Plugin Check (PCP)
- Plugin developers who need to check WordPress plugin for directory requirements before submitting to the official repository, the tool automates 80% of the review checklist.
- Teams building plugins who want a WordPress plugin best practices checker that validates security, performance, and accessibility in one pass.
- Anyone who needs a WordPress accessibility plugin checker without installing separate tools, Plugin Check (PCP) runs accessibility audits against your plugin's output.
Community & Support
WP Fastest Cache shows strong community engagement. Over the last two months, support forums logged 15 threads with 7 resolved, a 47% resolution rate. Its rating profile is overwhelmingly positive: 95% of reviewers gave five stars, while only 2% gave one star. Plugin Check (PCP) has 80% five-star ratings and 6% one-star ratings. Support data for Plugin Check (PCP) is too limited to draw conclusions, with only 1 open thread in two months.
Verdict: WP Fastest Cache or Plugin Check (PCP) for WordPress sites?
Pick WP Fastest Cache if you want to improve site performance. With 1.0M+ installs and a 95% five-star rating, it is the clear choice for anyone asking how to speed up a WordPress site. It handles cache management, minification, and Gzip compression out of the box.
Pick Plugin Check (PCP) if you are a developer preparing a plugin for the WordPress directory. It checks for security, accessibility, and coding standards, but it will not cache a single page. These two plugins serve completely different jobs. For performance, WP Fastest Cache wins decisively.
This comparison is AI-generated from live WordPress.org data. Install counts, ratings, versions and support statistics sync weekly, so the numbers on this page stay current. Content passes automated quality checks before publishing, and pages below our quality threshold are held for human review.
Read our full methodologyFrequently Asked Questions
Q How many people use WP Fastest Cache compared to Plugin Check (PCP)?
WP Fastest Cache has 1.0M+ active installs while Plugin Check (PCP) has 10K+, meaning WP Fastest Cache is used on more sites.
Q Which has better user ratings — WP Fastest Cache or Plugin Check (PCP)?
WP Fastest Cache averages 4.9/5 from 4,220 reviews, while Plugin Check (PCP) averages 4.5/5 from 35 reviews — WP Fastest Cache has the higher average rating.
Q Which is more actively maintained — WP Fastest Cache or Plugin Check (PCP)?
Plugin Check (PCP) was last updated on May 29, 2026 and WP Fastest Cache on May 20, 2026, so Plugin Check (PCP) received the more recent update.
Q Are WP Fastest Cache and Plugin Check (PCP) both free?
Yes — both WP Fastest Cache and Plugin Check (PCP) are free to install from the official WordPress.org plugin directory. Some features may require a paid upgrade offered by the plugin author.
Q Is WP Fastest Cache or Plugin Check (PCP) better for WordPress sites?
For speeding up your site, WP Fastest Cache is the clear winner because it is built specifically for caching, minifying CSS and JavaScript, and optimizing Core Web Vitals. Plugin Check (PCP) is a testing and compliance tool, not a performance plugin, so it won't make your site load faster. If your goal is page speed, choose WP Fastest Cache.
Q Which is easier to set up for a WordPress beginner — WP Fastest Cache or Plugin Check (PCP)?
WP Fastest Cache is easier for a beginner because it works out of the box with one-click caching and clear options to clear cache or enable Gzip compression. Plugin Check (PCP) is designed for developers to test plugin best practices and security, so a beginner will find its reports confusing. Most new users should start with WP Fastest Cache for immediate speed gains.
Q What is the biggest feature difference between WP Fastest Cache and Plugin Check (PCP)?
WP Fastest Cache focuses on performance features like cache management, minification, and Core Web Vitals optimization to make your site faster. Plugin Check (PCP) is a diagnostic tool that checks plugins for accessibility, security, and coding standards, but it does not cache or speed up your site. In short, one makes your site fast, the other checks if your plugins are well-built.
Q Can you switch from WP Fastest Cache to Plugin Check (PCP) (or the other way) without losing data?
Yes, you can switch between them without losing your site's content because they serve completely different purposes. WP Fastest Cache stores cached files that will be regenerated automatically after deactivation, and Plugin Check (PCP) does not store any user data. Just deactivate one and activate the other, your posts and pages will remain untouched.
Q Which type of site should choose WP Fastest Cache, and which should choose Plugin Check (PCP)?
Any site that needs faster loading times, especially WooCommerce stores or blogs with heavy images, should choose WP Fastest Cache for its caching and minification features. Plugin Check (PCP) is best for developers or site owners who want to audit their plugins for security and accessibility issues before going live. If you run a typical WordPress site focused on speed, go with WP Fastest Cache.
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