WordPress plugin comparison

PHP Compatibility Checker vs Sullivan Compatibility Plugin

PHP Compatibility Checker

by WP Engine

200K+ installs2.7

Sullivan Compatibility Plugin

by Anders Norén

100+ installs

At a glance

PHP Compatibility Checker has more active installs: 200K+, against 100+ for Sullivan Compatibility Plugin.
On a typical day, PHP Compatibility Checker is downloaded about 438 times, Sullivan Compatibility Plugin about 3.
Sullivan Compatibility Plugin has no reviews yet.
PHP Compatibility Checker was updated more recently: Jul 20, 2026, against Mar 26, 2018 for Sullivan Compatibility Plugin.
PHP Compatibility Checker is tested with a newer WordPress: 6.4.14, against 4.8.34 for Sullivan Compatibility Plugin.
PHP Compatibility Checker has been around longer: since 2016, against 2018 for Sullivan Compatibility Plugin.

PHP Compatibility Checker leads on 6 of 6 comparable lines.

Metric	PHP Compatibility Checker	Sullivan Compatibility Plugin
Popular rank	#266	#15,206
Active installs	200K+	100+
Downloads, last 30 days	20.8K	68
Rating	2.7(131)	No ratings
Support threads resolved	–	–
Tested up to	6.4.14	4.8.34
Search multiplier	×0.43	×0.00
Last release	3 months ago	8 years ago
Requires PHP	5.6	5.2.4

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

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