THE PASTEZAP TOOLKIT
Device Tests
Check your microphone, webcam, keyboard and screen directly in your browser.
Choose from 5 focused tools. Each page shows supported formats, practical examples and input limits before you begin. No account is required.
5 tools
Microphone Test
Check that your microphone works with a live level meter, waveform, clipping warning and a 5-second playback clip.
Webcam Test
Check your webcam online: live preview, delivered resolution, measured frame rate, camera list and PNG snapshot.
Keyboard Test
Test every key of your keyboard online: pressed keys light up on a full-size layout, with key codes and a multi-key rollover count.
Dead Pixel Test
Find dead and stuck pixels by filling your screen with solid colors in full screen. Manual or automatic color cycle, no flashing.
Screen Test
Check your display: resolution, pixel ratio, color depth, HDR and refresh rate, plus full-screen gradient, sharpness, black level and motion patterns.