SoundTestersWorkspace/Overview
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A LITTLE CLARITY GOES A LONG WAY

Sound good?
Let’s make sure.

Your audio toolkit, all in one place. Check your mic,
speakers, headphones, frequency range, and bass setup.

Private by designAudio stays on your device↗
QUICK CHECK

Is your stereo in the right place?

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READY TO PLAY
440 Hz · real-time signalSound-reactive waves & frequency bars.
Full speaker test

Ready. Start at a low system volume.

BEFORE YOUR NEXT CALL↗

A mic check
without the “can
you hear me?”

See your signal. Record a sample.
Know you’re coming through.

Test your microphone
THE TOOLKIT

Pick your next sound check.

9 tools
Live level & record
Audio input

Microphone test

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See your mic respond in real time. Check levels and listen to a local recording.

INPUT / RECORDOpen tool
Left / right stereo
Speakers & bass

Speaker test

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Find your left and right channels. Check stereo balance and basic playback.

OUTPUT / STEREOOpen tool
L/R & sweep
Speakers & bass

Headphone test

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Check each ear, compare the center image, and listen for rattles or dropouts.

LEFT / RIGHT / SWEEPOpen tool
5.1 channels
Spatial audio

Surround sound test

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Check six-channel routing when supported, with an honest stereo preview fallback.

5.1 / CHANNEL CHECKOpen tool
1 Hz–20 kHz
Frequency & tone

Online tone generator

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Generate sine, square, sawtooth, and triangle waves with fine Hz and musical note control.

1 HZ – 20 KHZ / WAVEFORMSOpen tool
Pitch & notch
Frequency & tone

Tinnitus frequency finder

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Match your ear-ringing pitch, check adjacent octaves, and preview notched masking noise.

PITCH MATCH / NOTCHED NOISEOpen tool
20 Hz–20 kHz
Frequency & tone

Hearing frequency test

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Run a logarithmic 20 Hz to 20,000 Hz sweep and mark your lowest bass and highest treble limits.

20 HZ – 20 KHZ / RANGE LOGOpen tool
16–200 Hz stereo
Speakers & bass

Subwoofer bass test

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Test deep sub-bass extension, room modes, 80 Hz crossover transitions, and cabinet rattles.

16 HZ – 200 HZ / STEREO BASSOpen tool
0° / 180° phase
Speakers & bass

Speaker polarity test

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Compare in-phase and out-of-phase bass tones to compare your stereo system’s relative polarity.

0° IN-PHASE / 180° INVERTEDOpen tool

Something doesn’t sound right?

Follow the signal, find the issue. Our guides make it easier.

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Free to use No installation No audio uploads No account needed