Description
The Plugin Compatibility Checker helps you keep your WordPress site stable and secure by scanning installed plugins for PHP and WordPress version compatibility.
$1/month License Required (Entry Plan)
You must subscribe to the CompatShield Portal ($1/month recurring) to obtain a license key. Once activated, you will be able to see plugin compatibility results (up to PHP 8.5) directly inside your WordPress admin.
📺 Video Tutorial
Watch step-by-step how to activate your license & run your first scan:
Quick Setup Steps
1) Subscribe Get your license key from the Portal
2) Add your domain inside the License tab
3) Copy your License Key
4) Paste License Key inside Plugin Settings in WP Admin
5) Click Validate License
6) Click Save Settings
7) Go to Plugin Main Page Click Rescan
Pro Version (Upgrade)
Upgrading to Pro unlocks the full CompatShield Portal Dashboard with advanced features — vulnerability summary, detailed scan results, notifications, historic analysis, plugin issues overview, premium ZIP upload scanning, and multi-layer compatibility intelligence.
Subscribe / Upgrade to Pro: https://www.compatshield.com/
✨ Key Features
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PHP Compatibility Check – Scan plugins for PHP compatibility.
- $1/month license: Shows PHP compatibility results directly inside WP Plugin backend (up to PHP 8.5)
- Pro license: Deeper breakdowns, insights, and analysis inside Portal Dashboard
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Plugin Rescan – Quickly rescan whenever you install or update plugins.
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Email Notifications (Pro) – Get notified when scans complete or risks are detected.
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Portal Integration (Pro) – View full detailed results in the CompatShield Portal Dashboard.
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Vulnerability Summary (Pro) – Basic vulnerability insights available in the Portal.
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“No Data” Plugins Handling – Easily identify custom/premium plugins or removed versions not available on WordPress.org.
🔑 Entry Plan vs Pro Plan
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PHP Compatibility Check
$1 Plan: WP Admin Results up to PHP 8.5
Pro Plan: Detailed compatibility insights in Portal Dashboard -
Vulnerability Summary
$1 Plan: Not available
Pro Plan: Available in Portal -
Email Notifications
$1 Plan: Not available
Pro Plan: Available -
Portal Dashboard
$1 Plan: Not available
Pro Plan: Full access (compatibility + vulnerabilities + detailed summaries + site overview) -
Custom/Premium Plugins ZIP Scanning
$1 Plan: Not available
Pro Plan: Supported via Portal ZIP uploader
Screenshots
The main plugin interface with scan results. 
Example of plugins listed after rescan. 
Fetching the latest results from the Portal. 
Viewing detailed compatibility and vulnerabilities (Portal). 
Installation
- Upload
plugin-compatibility-checkerto the/wp-content/plugins/directory. - Activate the plugin through the Plugins menu in WordPress.
- Subscribe inside the Portal ($1/month) and enter your license key to unlock compatibility up to PHP 8.5.
- (Optional) Upgrade to Pro to enable Portal Dashboard and advanced features.
FAQ
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What happens if I don’t activate a license?
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You must subscribe to the $1/month entry plan and activate your license to see PHP 8.5 compatibility results. Without license activation, visibility will be limited. Pro unlocks dashboard analytics, notifications and vulnerability insights.
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Why does a plugin show “No Data”?
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This usually means the plugin is either custom/premium or its version has been removed from WordPress.org.
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Do I need to rescan after adding new plugins?
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Yes, please click Rescan to include new plugins in the compatibility check.
Reviews
Contributors & Developers
“Plugin Compatibility Checker” is open source software. The following people have contributed to this plugin.
Contributors
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