Use APKPure App
Get Signal Generator old version APK for Android
Turn your phone into an audio signal generator
Easy to use audio signal generator that creates white- and pink noise as well as sine waves.
Test the bandwidth of your phone's speaker (or your ears...), create true uncorrelated noise.
Make sure to check out our Spectral View, RTA and other apps in the Market.
Bugs and comments to support@radonsoft.net