The Mic Test blog

Clear sound, clearly explained.

Practical guides to microphones, webcams, speakers and hearing — what goes wrong, why, and the fastest way to fix it.

The first stories are on their way.

Meanwhile, every tool on the site works right now — start with the mic test.

Mic Test outside the browser tab

Test your mic, camera and speakers in one click

The same free tools, one click away from your toolbar or desktop. Still private: nothing leaves your device.

Chrome extension
Run any test from your browser toolbar, on any site.
Add to Chrome
Windows app
A desktop app for Windows 10 and 11. Test before every call.
Download for Windows

Both are free, with no account and no ads inside the tools.