A simple and intuitive application that allows you to play sounds of a strictly defined frequency by a clean wave speaker shortcut. It allows you to play any frequency ranging from 0Hz to 25kHz. There are so many tools you can use: - Noise meter: find out how loud you can be. - Speaker tester: test your speakers by playing quality audio to hear the crisp and clean sound. - Player: play a sound of strictly defined frequencies automatically. Just press the button below to start. - Manual frequency generator: play any frequency manually. Press the sine, triangle, square or sawtooth button to change the wave type. IMPORTANT NOTES: - Position your smartphone facing screen down. - Turn up volume to the max. - Disconnect headphones if connected. - If noise meter denies access to micophone. Go to settings > privacy > microphone and allow the microphone for this clean wave - clear speaker app there. Clean Wave - Clear speaker lets you play with sound and explore many different possibilites. Play clean tunes in this clear speaker cleaner wave sound app. Scroll through tabs of features and enjoy. This app is going to help you... :) EULA: https://dczt.dev/eula-terms-of-use.html Privacy Policy: https://dczt.dev/app-privacy-policy.html