
Random User-Agent
Vytal
Chameleon WebExtension
Privacy Possum
Man in the Middle
30 Seconds of Knowledge
OpenSilver
spoofs browser's User-Agent string.

CyberChef
DevToys
JSON-Formatter.app
CodeTray.dev
CodifyFormatter.org
Devrian.in
DuskTools.app
Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, and 17 more.

Which is more popular?
Based on our record, User-Agent Switcher and Manager seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | add0n.com | codeutil.dev |
| Pricing | ||
| Listed in |
In their own words, as submitted to SaaSHub.


No description of User-Agent Switcher and Manager yet.
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,...
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.


No analysis of User-Agent Switcher and Manager yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
User-Agent Switcher and Manager - Browser Extension Review
More videos
No CodeUtil.dev videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing User-Agent Switcher and Manager and CodeUtil.dev.
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 User-Agent Switcher and Manager and CodeUtil.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


What I do is install the User-Agent Switcher and Manager extension and set the user-agent to ${userAgent}. Source: over 4 years ago
User-Agent Switcher and Manager, site - im fairly certain this does some of what privacy possum does, though this has better controls and options for this one specific feature. Source: over 4 years ago
Yes, this is paywalled. And I seriously doubt many Canadians subscribe to the Detroit Free Press. Change your browser user-agent (via browser addon or different browser entirely) to the following to read this article:. Source: over 5 years ago
Tracking CodeUtil.dev since Mar 2026.
When comparing User-Agent Switcher and Manager and CodeUtil.dev, you can also consider the following products.

Automatically change the user agent after specified period of time to a randomly selected one, thus...
Compare Random User-Agent to User-Agent Switcher and Manager or CodeUtil.dev:

The Cyber Swiss Army Knife
Compare CyberChef to User-Agent Switcher and Manager or CodeUtil.dev:

Check if your location is actually hidden.
Compare Vytal to User-Agent Switcher and Manager or CodeUtil.dev:

A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
Compare DevToys to User-Agent Switcher and Manager or CodeUtil.dev:

Chameleon is a Firefox extension to Spoof your browser profile.
Compare Chameleon WebExtension to User-Agent Switcher and Manager or CodeUtil.dev:

json-formatter.app is a free online tool that offers one-click copying, direct file conversion, and downloads. With open-source code and multilingual support, it features JSON beautification and parsing, as well as conversion to other formats like XM
Compare JSON-Formatter.app to User-Agent Switcher and Manager or CodeUtil.dev: