Automatically change the user agent after specified period of time to a randomly selected one, thus hiding your real user agent.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Google Chrome
- Mozilla Firefox


30 Seconds of Knowledge is described as 'Web extension that enables you to learn something new every time you open a new tab. Every new tab will display a random code snippet from a list of 5 programing languages or Interview questions and answers (a special category)' and is an app in the web browsers category. There are five alternatives to 30 Seconds of Knowledge for Google Chrome, Mozilla Firefox, Windows and Microsoft Edge. The best 30 Seconds of Knowledge alternative is Random User-Agent, which is both free and Open Source. Other great apps like 30 Seconds of Knowledge are Chameleon WebExtension, User-Agent Switcher, Vytal and SMAC Tool.
Automatically change the user agent after specified period of time to a randomly selected one, thus hiding your real user agent.


Chameleon is a WebExtension port of the popular Firefox addon Random Agent Spoofer .








SMAC is a powerful, yet easy to use MAC Address Changer (Spoofer) for Windows 10, 8, 7, VISTA, 2008, 2003, XP, and 2000 systems, regardless of whether the network card manufacturers allow this option or not.