Skip to content
Limited-Time Launch Offer — 50% Off See launch pricing

PHP Compatibility Checker

v1.6.3

Make sure your plugins and themes are compatible with newer PHP versions.

by WP Engine · Website

compatphpphp 7php 8version
Rank
#271 24h 0 · 7d 2
Est. installs
230,873 High confidence
Total downloads
3.1M all time
Rating
2.7 ★ 131 reviews
Official installs
200,000+ public bucket
Support threads
0 last 2 months
Support resolved
— of threads
Tested up to
WP 6.4.13 compatibility

Trends & history

Directory rank

Lower is better — line rises as plugin climbs

Active installs

Reported in buckets, updates in steps

Daily downloads

Ratings & maintenance

Ratings

Maintenance & compatibility

3 months ago

Last release

Version
1.6.3
Requires WP
5.6
Requires PHP
5.6
On WP.org since
2016

About PHP Compatibility Checker

PHP Compatibility Checker is a WordPress plugin by WP Engine, first published on WordPress.org in 2016. It has 200,000+ active installations and 3,066,925 downloads in total, and ranks #271 in the WordPress.org plugin directory. Over the past week it climbed 2 places. Users rate it 2.7 out of 5 across 131 reviews. Version 1.6.3 was released 3 months ago. It is tested up to WordPress 6.4.13 and requires WordPress 5.6 and PHP 5.6 or later. No support threads were opened in the last two months. It is listed under compat, php, php 7, php 8 and version. Plugins with a similar focus include WP Rollback, WP Downgrade and PHP Code Widget.

See what’s really driving this plugin

Public stats tell you what happened. WPInsight helps you track what’s changing and find what to improve next.

Keyword rankings

Track the WordPress.org search terms that matter and follow your position on each over time.

Track keyword rankings

Competitor intelligence

Add competing plugins and compare them head to head on the numbers that decide the race.

Compare competitors

README SEO & health

Score your WordPress.org README across six categories and get a ranked list of what to fix.

Analyze this README

Security history

Wordfence-backed vulnerability records — current posture, affected versions and patch status.

View security insights

Unlock deeper insights for PHP Compatibility Checker

Track keyword rankings, competitors, README opportunities and security signals with WPInsight.

Start tracking PHP Compatibility Checker

Free to start. No credit card required.

Metadata from the public WordPress.org directory. Rank and history from the WPInsight mirror.