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Speaker Cleaner
Water in the speaker? Sound pushes it out in about a minute.
One tap, one cycle: 15, 30 or 60 seconds of frequency sweep
Stereo test before and after, so you hear the difference
Tone generator and a dB meter in the same app
No account, no sign-up, no disassembly
Deep Clean for water stuck in the mesh with Pro
Get it on Google Play