At a glance
WP Super Cache
A very fast caching engine for WordPress that produces static html files.
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 Super Cache | Plugin Check (PCP) |
|---|---|---|
| Requires WP | 6.8+ | 6.3+ |
| Requires PHP | 7.4+ | 7.4+ |
| Tested up to WP | 7.0 | 7.0 |
| Plugin age | 19 yrs | 15 yrs |
Quick Verdict
Plugin Check (PCP) wins this comparison. It holds an 80% five-star rating from its 35 reviews, a full 6 points higher than WP Super Cache. While WP Super Cache has 1.0M+ installs, Plugin Check (PCP) serves a different purpose: it ensures your own plugins meet directory standards. For anyone building plugins for WordPress.org, Plugin Check (PCP) is the essential tool.
Feature Comparison: WP Super Cache vs Plugin Check (PCP)
| Feature | WP Super Cache | Plugin Check (PCP) |
|---|---|---|
| Core function | Generates static HTML files to speed up page delivery | Scans plugins for compliance with WordPress.org directory requirements |
| Performance impact | Reduces server load by serving cached pages to visitors | Runs checks during development; no impact on live site speed |
| Target user | Site owners wanting faster page load times | Plugin developers needing to meet directory standards |
| Accessibility checks | Not included | Built-in accessibility checks as part of the review process |
| Security scanning | Not included | Checks plugins against security best practices |
| Caching method | Static HTML file generation | Not applicable |
| Best practices guidance | Not included | Provides checks for plugin-best-practices and performance |
Who Should Use WP Super Cache
- Site owners who need a static html cache wordpress solution to serve pages instantly to visitors. This plugin is the best caching plugin for wordpress for those who want a straightforward setup.
- Teams managing high-traffic sites who need a cache plugin for high traffic wordpress site. WP Super Cache reduces server load by delivering pre-built files instead of processing PHP on every request.
- Anyone asking "how to clear cache in wordpress" or "how to enable caching in wordpress" will find clear options in the Settings panel. The plugin's 74% five-star rate shows broad satisfaction among users who just want caching to work.
Who Should Use Plugin Check (PCP)
- Plugin developers who need to check wordpress plugin for directory requirements before submitting to WordPress.org. This tool runs the same checks the review team uses.
- Developers wanting a wordpress accessibility plugin that verifies their code meets accessibility standards. Plugin Check (PCP) flags issues before they reach users.
- Anyone maintaining a public plugin who wants a wordpress plugin best practices checker. The tool scans for performance, security, and coding standards in one pass.
Community & Support
WP Super Cache has 74% of its 1342 reviews at five stars, while only 13% are one-star. That 61-point gap suggests most users find the plugin reliable for caching tasks. Plugin Check (PCP) posts an even stronger spread: 80% five-star against just 6% one-star. The support forum for Plugin Check (PCP) shows 1 open thread in the last 2 months, indicating a stable tool with few active issues. WP Super Cache has 2 open threads in the same period, but the sample is too small to draw conclusions about its support responsiveness.
Verdict: WP Super Cache or Plugin Check (PCP) for WordPress sites?
Pick WP Super Cache if your goal is to speed up a live site. It has 1.0M+ active installs, 100x more than Plugin Check (PCP), because it solves a common problem: slow page loads. With 74% of its 1342 reviews at five stars, it is a proven wordpress cache plugin for production sites.
Pick Plugin Check (PCP) if you develop plugins for WordPress.org. Its 80% five-star rating from 35 reviews reflects its accuracy in catching directory violations. The tool checks for accessibility, security, and performance best practices in a single scan. For developers, Plugin Check (PCP) is the clear winner because it prevents rejection during the plugin review process. No caching plugin can substitute for that quality assurance.
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 Super Cache compared to Plugin Check (PCP)?
WP Super Cache has 1.0M+ active installs while Plugin Check (PCP) has 10K+, meaning WP Super Cache is used on more sites.
Q Which has better user ratings — WP Super Cache or Plugin Check (PCP)?
Plugin Check (PCP) averages 4.5/5 from 35 reviews, while WP Super Cache averages 4.3/5 from 1,342 reviews — Plugin Check (PCP) has the higher average rating.
Q Which is more actively maintained — WP Super Cache or Plugin Check (PCP)?
Plugin Check (PCP) was last updated on May 29, 2026 and WP Super Cache on May 27, 2026, so Plugin Check (PCP) received the more recent update.
Q Are WP Super Cache and Plugin Check (PCP) both free?
Yes — both WP Super 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 Super Cache or Plugin Check (PCP) better for WordPress sites?
WP Super Cache is better for sites that need speed, as it is a dedicated caching plugin that creates static HTML files to serve to visitors. Plugin Check (PCP) is not a caching tool at all, it is a testing and compliance plugin for checking plugin best practices, accessibility, and security. For performance, choose WP Super Cache; for auditing your own plugins, choose PCP.
Q Which is easier to set up for a WordPress beginner — WP Super Cache or Plugin Check (PCP)?
WP Super Cache is easier for a beginner because it works automatically once activated, with simple on/off caching and a clear cache button. Plugin Check (PCP) requires you to run tests and interpret results about plugin standards, which is more technical and aimed at developers. Most beginners will find WP Super Cache ready to use right away.
Q What is the biggest feature difference between WP Super Cache and Plugin Check (PCP)?
WP Super Cache is built to speed up your site by caching pages as static HTML, while Plugin Check (PCP) is built to test and validate other plugins for security, performance, and coding best practices. One makes your site faster, the other helps you audit your plugins. They serve completely different purposes.
Q Can you switch from WP Super Cache to Plugin Check (PCP) (or the other way) without losing data?
Yes, you can switch between them without losing your site data because they do not store overlapping settings or content. WP Super Cache saves cached files and configuration, while PCP stores no user data. Just deactivate one plugin and activate the other, your posts, pages, and users will remain untouched.
Q Which type of site should choose WP Super Cache, and which should choose Plugin Check (PCP)?
Choose WP Super Cache for any live site that needs faster load times, especially high-traffic blogs, news sites, or ecommerce stores. Choose Plugin Check (PCP) if you are a developer or site owner who needs to test your own custom plugins or third-party plugins for security and compliance. Most site owners will want WP Super Cache for daily use and PCP only during plugin audits.
More Performance & Caching Comparisons
OMGF vs Jetpack Boost
Breeze Cache vs OMGF
Imagify vs Converter for Media
WP-Optimize vs CLP Varnish Cache
WP Fastest Cache vs SpeedyCache
Smush vs Imagify
WP-Optimize vs Breeze Cache
Imagify vs ShortPixel Image Optimizer