Speaker Cleaner & Audio Tools
Free tools to clean your speaker, test left and right sound, make test tones, and check your mic. No download needed.
Speaker Cleaner
Push water and dust out of your phone speaker with low-frequency sound.
AirPods Water Eject Tool
Short sound pulses made for AirPods and earbuds to help push out water. Keep them out of your ears.
Online Tone Generator
Make sine, square, triangle, and sawtooth tones from 20 Hz to 20,000 Hz. See the Hz live.
Bass & Subwoofer Test
Play deep bass sweeps and tones to check your bass and find rattling.
Speaker Sound Test (Left & Right)
Play the left and right sides one by one to check balance and find a muffled speaker.
Surround Sound Test (5.1 & 7.1)
Test each speaker in a 5.1 or 7.1 home theater setup, including the subwoofer.
Microphone Test Online
See your mic level live, then record 5 seconds and play it back. Good for checking a mic after water.
High Frequency Hearing Test
Play high tones, including the 17.4 kHz “mosquito” tone, to check your phone speaker and how well you hear high pitch.
Which Tool Do You Need?
| YOUR PROBLEM | TRY THIS TOOL | GO |
|---|---|---|
| Phone dropped in water, muffled sound | Speaker Cleaner | Run Cleaner → |
| AirPods or earbuds sound quiet after workout | AirPods Water Eject | Eject AirPods → |
| Only one earphone or speaker working | Speaker Sound Test | Check Balance → |
| Speaker buzzes or rattles on low notes | Bass & Subwoofer Test | Test Bass → |
| Callers say they cannot hear you clearly | Microphone Test | Record & Test → |
Need to remove water now?
Use our speaker cleaner on any phone.