The
Plugin Compatibility Checker helps you keep your WordPress site stable and secure by scanning installed plugins for PHP and WordPress version compatibility.
Free License (0 cost) Required\
You must register in the CompatShield Portal to obtain a
Free License key. Once activated, you will be able to see plugin compatibility results (up to PHP 8.4) directly inside your WordPress plugin backend.
Pro Version (Upgrade)\
Upgrading to Pro unlocks the CompatShield Portal Dashboard with advanced features — real-time notifications, detailed scan summaries, site overview, plugin summary mapping, vulnerability insights, historic analysis and custom ZIP upload scanning for premium/custom code.
Get Free License / Upgrade to Pro: https://www.compatshield.com/
✨ Key Features
- PHP Compatibility Check – Scan plugins for PHP compatibility.
- Free license: Shows PHP compatibility results directly inside WP Plugin backend (up to PHP 8.4)
- Pro license: Detailed breakdowns, analysis and impact results in Portal Dashboard
- Plugin Rescan – Quickly rescan whenever you install or update plugins.
- Email Notifications (Pro) – Get notified when scans are completed or risk detected.
- Portal Integration (Pro) – View full detailed results in the CompatShield Portal Dashboard.
- Vulnerability Alerts (Pro) – Vulnerability & security data only available in the Portal.
- “No Data” Plugins Handling – Easily identify custom/premium plugins or removed versions not available on WordPress.org.
🔑 Free vs Licensed
- PHP Compatibility Check\
Free License: WP Admin Results up to PHP 8.4\
Pro License: Deep detailed results inside Portal Dashboard
- Vulnerability Scan\
Free: Not available\
Pro: Available inside Portal Dashboard
- Email Notifications\
Free: Not available\
Pro: Available
- Portal Dashboard\
Free: Not available\
Pro: Full access (compatibility + vulnerabilities + detail summaries + site overview)
- Custom/Premium Plugins Data\
Free: Not available\
Pro: Supported via ZIP upload scan