WordPress plugin comparison
PHP Compatibility Checker vs Retack AI
At a glance
- PHP Compatibility Checker has more active installs: 200K+, against fewer than 10 for Retack AI.
- On a typical day, PHP Compatibility Checker is downloaded about 438 times, Retack AI about 1.
- Retack AI has no reviews yet.
- PHP Compatibility Checker was updated more recently: Jul 20, 2026, against Sep 12, 2024 for Retack AI.
- Retack AI is tested with a newer WordPress: 6.6.11, against 6.4.14 for PHP Compatibility Checker.
- PHP Compatibility Checker has been around longer: since 2016, against 2024 for Retack AI.
Line by line
PHP Compatibility Checker leads on 5 of 6 comparable lines.
| Metric |  PHP Compatibility Checker |  Retack AI |
|---|---|---|
| Popular rank | #266 | #65,735 |
| Active installs | 200K+ | Fewer than 10 |
| Downloads, last 30 days | 20.8K | 37 |
| Rating | 2.7(131) | No ratings |
| Support threads resolved | – | – |
| Tested up to | 6.4.14 | 6.6.11 |
| Search multiplier | ×0.43 | ×0.01 |
| Last release | 3 months ago | 2 years ago |
| Requires PHP | 5.6 | 8.2 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
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