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Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, and 17 more.

Cover Your Tracks
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BrowserLeaks.com is a website that checks how much private information your web browser is leaking...
Which is more popular?
Based on our record, BrowserLeaks.com seems to be more popular. It has been mentioned 116 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codeutil.dev | browserleaks.com |
| Pricing | — | |
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In their own words, as submitted to SaaSHub.


CodeUtil.dev is a collection of 20+ browser-based developer tools. JSON formatter & validator, regex tester, cron expression generator, Base64 encoder/decoder, JWT debugger, URL parser, hash generator, and more. Everything runs client-side — no data leaves your browser. No sign-up needed,...
No description of BrowserLeaks.com yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeUtil.dev and BrowserLeaks.com.
CodeUtil.dev's answer
CodeUtil.dev runs entirely in the browser — all processing happens on your device, so your data never touches a server. It bundles 20+ tools (JSON, regex, Base64, JWT, cron, hashing, and more) under one roof with zero sign-up. Just open the page and start working.
Share your experience with using CodeUtil.dev and BrowserLeaks.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking CodeUtil.dev since Mar 2026.
You can test your stealth level at https://bot.sannysoft.com and https://browserleaks.com. The goal is to get green checks on everything. - Source: dev.to / 3 months ago
Shameless plug: It's not that fancy but follows the same principle: https://institut-fdh.de/?2026-aya There's also this well known page which does the exact same thing in a more ordered way: https://browserleaks.com/. - Source: Hacker News / 5 months ago
Wow! Somebody with chapgtp discovered the concept of browser headers, then for some odd reason made the verbage really ... Weird "We chose not to tell you"... okay.. Anyway, if you really want to know what your browser is sending:... - Source: Hacker News / 5 months ago
When comparing CodeUtil.dev and BrowserLeaks.com, you can also consider the following products.


Cover Your Tracks is a website that comes with an agile approach for the users to test the privacy of add-ons with best-in-class tools and techniques with complete online support.
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A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
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Fast, free developer tools. JSON formatter, Base64, JWT, Regex and more. Runs 100% in your browser.
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Test your connection for DNS leaks.
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