Audio Frequency Tone Generator
Play a gentle user-controlled tone in the browser across a limited audible range.
⌁Your device, your test.
Press Start to begin. Some tests will request browser permission.
No test started. Your device data stays in the browser.
INSTRUCTIONS / TEST
How to run this test
Set a comfortable volume, choose a frequency and begin playback; stop immediately if uncomfortable.
What this test cannot guarantee
Not a clinical hearing test or calibrated loudspeaker measurement.
PRIVACY BY DESIGN · Tests run on your device. No microphone, camera or sensor data is uploaded to DeviceCheckup.