Query Monitor – The developer tools… vs What The File (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
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 40K+). Both are free WordPress plugins. Query Monitor – The developer tools… has accumulated 19M+ total downloads while What The File has 589K+.
Detailed Comparison
| Metric | Query Monitor – The developer tools… | What The File | |
|---|---|---|---|
| Rating | 4.9/5 | 4.9/5 | |
| Total Reviews | 464 | ► | 882 |
| Active Installs | 200K+ | ◄ | 40K+ |
| Total Downloads | 19M+ | ◄ | 589K+ |
| Support Resolution | 43% | N/A | |
| Last Updated | 2 weeks ago | ◄ | 1 month ago |
| First Released | 2013 | 2012 | |
| Age | 13 years | 14 years | |
| WP Requires | 6.1+ | 3.1+ | |
| PHP Requires | 7.4+ | 5.3+ | |
| Business Model | Free | Free | |
| Latest Version | 3.20.4 | 1.6.1 |
Rating Breakdown
Query Monitor – The developer tools…
What The File
Download Trends
Over the past 30 days, Query Monitor – The developer tools… averaged approximately 16,884 daily downloads while What The File averaged 262.
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.
What The File Reviews
Does everything I need it to!
I got this for one purpose, and it performs that with aplomb.
Very Useful Tool
I’ve been using this plugin for years and find it very useful. Only downside is some of the new themes and plugins don’t allow it to show the exact file, just the main one, which is often just a pa
Muy útil
Es un plugin muy interesante y muy útil en la fase de desarrollo para ver dónde se están ejecutando realmente las funciones hookd de wordpress.
More Development Worth Comparing
Top alternatives in the same category as Query Monitor – The developer tools… and What The File
This plugin makes testing Yoast SEO, Yoast SEO add-ons and integrations and resetting the different features a lot easier.
Updates the assets version of all CSS and JS files. Shows the latest changes on the site without asking the client to clear browser cache.
Making sense of the rewrite mess. Display and play with your rewrite rules.
Want to lock your site for Maintenance or Development? Then this is the right Plugin
Frequently Asked Questions
Is Query Monitor – The developer tools… or What The File more popular?
Which has better ratings — Query Monitor – The developer tools… or What The File?
Are Query Monitor – The developer tools… and What The File free?
Which plugin has better support — Query Monitor – The developer tools… or What The File?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.