Device Testing Tools
Every tool runs locally in your browser with zero uploads. Pick a test to check your setup, or run the pre-call checklist to verify everything in under 60 seconds.
Mic test
Test your microphone live, view levels, and record + playback.
Mic clipping test
Check whether your mic distorts when you get louder.
Background noise test
Estimate ambient noise and identify common sources.
Webcam test
Preview video, switch cameras, and check resolution.
Webcam FPS test
Measure frame rate and detect choppy video.
Webcam lighting test
Check lighting quality and get quick improvement tips.
Webcam flicker test
Detect flicker from indoor lighting (50/60 Hz).
Speaker test
Play left/right tones to confirm you can hear clearly.
Echo test
Test mic + speakers together to spot echo issues.
Keyboard test
Test keys and check for stuck keys or ghosting.
Mouse test
Test clicks, scrolling, and pointer accuracy.
Screen test
Check pixels, colors, brightness, and banding.
Browser capability test
Verify WebRTC/WebGL support before a call.
Screen sharing test
Test screen sharing before you present.
Device check
Quick check that your browser can access key devices.
Network test
Test network quality for calls: latency, jitter, stability.
Upload speed test
Measure upload speed for stable video calls.
Ping & jitter test
Measure ping and jitter to prevent dropouts.
Pre-call checklist
Run mic, camera, speakers, and network in one guided flow.
Why use our tools?
Built for reliability and privacy
Instant results
Get immediate feedback on your device status without waiting.
100% private
All tests run locally in your browser. No data leaves your device.
Works everywhere
Compatible with Chrome, Firefox, Safari, and Edge browsers.
Need to test everything?
The pre-call checklist runs all critical tests in under 60 seconds. Perfect before important meetings.
Start pre-call checklist