onetest — Online Microphone & Voice Tester

Device:
Rate:48,000 Hz
Status:Microphone Ready
Privacy:100% In-Memory (Zero Storage)

Live Input Level & Waveform Monitor

---- Hz
Input Signal Strength (VU)-∞ dB
-60 dB-40 dB-24 dB-12 dB-6 dB0 dB (Clip)
Oscilloscope60 FPS
🎙️ Speak into your microphone to verify clarity, sensitivity, and frequency response.

Live Voice Recorder & Test Playback

Idle
00:00.0
Click to Start Live Recording
🎧
Recorded Clip (In-Memory)Ready for playback
00:0000:00
🔒
Temporary In-Memory Storage

Your recording is stored strictly in temporary browser memory (Blob). It is never uploaded anywhere. When you refresh or leave this page, it is permanently erased.