PHP Compatibility Checker vs SyntaxHighlighter Evolved (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
PHP Compatibility Checker
200K+ active installs
Free
SyntaxHighlighter Evolved
20K+ active installs
Free
Quick Verdict
As of April 2026, SyntaxHighlighter Evolved has a higher user rating (4.3/5 from 86 reviews) while PHP Compatibility Checker leads in active installations (200K+ vs 20K+). Both are free WordPress plugins. PHP Compatibility Checker has accumulated 3.0M+ total downloads while SyntaxHighlighter Evolved has 1.1M+.
Detailed Comparison
| Metric | PHP Compatibility Checker | SyntaxHighlighter Evolved | |
|---|---|---|---|
| Rating | 2.7/5 | ► | 4.3/5 |
| Total Reviews | 131 | ◄ | 86 |
| Active Installs | 200K+ | ◄ | 20K+ |
| Total Downloads | 3.0M+ | ◄ | 1.1M+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 2 years ago | ► | 1 year ago |
| First Released | 2016 | 2007 | |
| Age | 10 years | 19 years | |
| WP Requires | 5.6+ | 5.7+ | |
| PHP Requires | 5.6+ | 7.0+ | |
| Business Model | Free | Free | |
| Latest Version | 1.6.3 | 3.7.2 |
Rating Breakdown
PHP Compatibility Checker
SyntaxHighlighter Evolved
Download Trends
Over the past 30 days, PHP Compatibility Checker averaged approximately 312 daily downloads while SyntaxHighlighter Evolved averaged 76.
Recent Reviews
PHP Compatibility Checker Reviews
Con WP5.1 y PHP7.4, falla
Ell plugin no muestra versiones ni escanea
Why is this recommended by WordPress?
Over the years, I have tried to be careful to not install programs that are not kept up to date. Yet, WordPress suggest that we install this outdated app that has not been updated for over 2 years. Ma
Ironically not compatible with the latest PHP
Either update the plugin or take it down.
SyntaxHighlighter Evolved Reviews
Works Great! But….
Thank you for this plugin. It works perfect for pure C and C#, but unfortunately, it doesn’t highlight most code for the Unity game engine: C# scripts and Shaders. Please add support for this.
Dont work
не работает. строки php просто закомментирует, в визуальном редакторе не отображается
Works, But if you copy code and wan to to use it show error
It works and show code beautifully on pages, But if you copied that code and want to use it, the it shows errors, Looks like it add some spaces, I tried it with php shorcode, and when i copied the
More Php Worth Comparing
Top alternatives in the same category as PHP Compatibility Checker and SyntaxHighlighter Evolved
Easily add code snippets in WordPress. Insert header & footer scripts, add PHP code snippets with conditional logic, insert ads pixel code, and more.
An easy, clean and simple way to enhance your site with code snippets.
Like the Text widget, but also allows working PHP code to be inserted.
Adds a Dashboard widget that displays the latest messages from your PHP error log. It can also send logged errors to email.
Code highlighting powered by the VS Code engine. Performance focused. No bloat.
Display your host's PHP, MYSQL & memcached (if installed) information on your WordPress dashboard.
Frequently Asked Questions
Is PHP Compatibility Checker or SyntaxHighlighter Evolved more popular?
Which has better ratings — PHP Compatibility Checker or SyntaxHighlighter Evolved?
Are PHP Compatibility Checker and SyntaxHighlighter Evolved free?
Which plugin has better support — PHP Compatibility Checker or SyntaxHighlighter Evolved?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.