Query Monitor – The developer tools… vs Code Profiler – WordPress Performance… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Query Monitor – The developer tools…
200K+ active installs
Free
Code Profiler – WordPress Performance…
8.0K+ active installs
Free
Quick Verdict
As of April 2026, Query Monitor – The developer tools… has a higher user rating (4.9/5 from 464 reviews) and leads in active installations (200K+ vs 8.0K+). Both are free WordPress plugins. Query Monitor – The developer tools… has accumulated 19M+ total downloads while Code Profiler – WordPress Performance… has 213K+.
Detailed Comparison
| Metric | Query Monitor – The developer tools… | Code Profiler – WordPress Performance… | |
|---|---|---|---|
| Rating | 4.9/5 | ◄ | 4.3/5 |
| Total Reviews | 464 | ◄ | 33 |
| Active Installs | 200K+ | ◄ | 8.0K+ |
| Total Downloads | 19M+ | ◄ | 213K+ |
| Support Resolution | 43% | N/A | |
| Last Updated | 2 weeks ago | ◄ | 2 weeks ago |
| First Released | 2013 | 2021 | |
| Age | 13 years | 5 years | |
| WP Requires | 6.1+ | 5.0+ | |
| PHP Requires | 7.4+ | 7.1+ | |
| Business Model | Free | Free | |
| Latest Version | 3.20.4 | 1.9.1 |
Rating Breakdown
Query Monitor – The developer tools…
Code Profiler – WordPress Performance…
Download Trends
Over the past 30 days, Query Monitor – The developer tools… averaged approximately 16,884 daily downloads while Code Profiler – WordPress Performance… averaged 292.
Recent Reviews
Query Monitor – The developer tools… Reviews
The most useful plugin of all time
If you’ve even the smell of an issue with your site, this will track it down so that you can fix it. An indispensable tool for developers.
Good
Good. Shows a lot of useful stuff. Note that you will need to add /wp-content/db.php to your gitignore. This topic was modified 1 month, 3 weeks ago by kloddant.
Quá tuyệt vời, plugin này web nào tôi cũng cài
Tôi thường tạo các demo web, blog với những lựa chọn khác nhau về theme, plugin. Việc theo dõi hiệu suất backend là rất quan trọng để chọn ra được một combo tốt về hiệu suất.
Code Profiler – WordPress Performance… Reviews
Free version is indeed useless
Only the pro version has detailed profiling per PHP script file, so this functionality exists, but you can’t be bothered to at least show the correct per plugin timings in the free version – but inste
Very nice plugin and coded well!
Thanks for your work!
Waste of time – free version is useless
The graph which actually shows the info that you need is only available on the Pro version. Waste of time.
More Debug Worth Comparing
Top alternatives in the same category as Query Monitor – The developer tools… and Code Profiler – WordPress Performance…
WP Crontrol enables you to take control of the cron events on your WordPress website.
Log PHP, database and JavaScript errors via WP_DEBUG with one click. Conveniently create, view, filter and clear the debug.log file.
Simply and easy-to-use the customize for Admin and Frontend. A lot of custom filters and actions, and included the developer tools.
Frequently Asked Questions
Is Query Monitor – The developer tools… or Code Profiler – WordPress Performance… more popular?
Which has better ratings — Query Monitor – The developer tools… or Code Profiler – WordPress Performance…?
Are Query Monitor – The developer tools… and Code Profiler – WordPress Performance… free?
Which plugin has better support — Query Monitor – The developer tools… or Code Profiler – WordPress Performance…?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.