PHP Compatibility Checker vs WP Downgrade | Specific Core Version (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
PHP Compatibility Checker
200K+ active installs
Free
WP Downgrade | Specific Core Version
100K+ active installs
Free
Quick Verdict
As of April 2026, WP Downgrade | Specific Core Version has a higher user rating (4.8/5 from 169 reviews) while PHP Compatibility Checker leads in active installations (200K+ vs 100K+). Both are free WordPress plugins. PHP Compatibility Checker has accumulated 3.0M+ total downloads while WP Downgrade | Specific Core Version has 1.6M+.
Detailed Comparison
| Metric | PHP Compatibility Checker | WP Downgrade | Specific Core Version | |
|---|---|---|---|
| Rating | 2.7/5 | ► | 4.8/5 |
| Total Reviews | 131 | ► | 169 |
| Active Installs | 200K+ | ◄ | 100K+ |
| Total Downloads | 3.0M+ | ◄ | 1.6M+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 2 years ago | ◄ | 2 years ago |
| First Released | 2016 | 2016 | |
| Age | 10 years | 10 years | |
| WP Requires | 5.6+ | 3.0.1+ | |
| PHP Requires | 5.6+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 1.6.3 | 1.2.6 |
Rating Breakdown
PHP Compatibility Checker
WP Downgrade | Specific Core Version
Download Trends
Over the past 30 days, PHP Compatibility Checker averaged approximately 312 daily downloads while WP Downgrade | Specific Core Version averaged 202.
Recent Reviews
PHP Compatibility Checker Reviews
Con WP5.1 y PHP7.4, falla
Ell plugin no muestra versiones ni escanea
Why is this recommended by WordPress?
Over the years, I have tried to be careful to not install programs that are not kept up to date. Yet, WordPress suggest that we install this outdated app that has not been updated for over 2 years. Ma
Ironically not compatible with the latest PHP
Either update the plugin or take it down.
WP Downgrade | Specific Core Version Reviews
Excellent
Was able to downgrade from WP 6.9.1 to 6.9.0 for testing an issue. Of course the latest is good, but sometimes we have to know where an issue stems from. Great for rolling back and diagnostics. Tha
Successfully downgraded from 3.9 to 3.8.3
After upgrading to version 3.9, my site layout was broken due to a bug. Thanks to this plugin, I was able to downgrade WordPress easily, and the site display returned to normal. This plugin was extrem
Perfect
Does the job it promises! 🙂
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Frequently Asked Questions
Is PHP Compatibility Checker or WP Downgrade | Specific Core Version more popular?
Which has better ratings — PHP Compatibility Checker or WP Downgrade | Specific Core Version?
Are PHP Compatibility Checker and WP Downgrade | Specific Core Version free?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.