Easy Cat Whistle 1.02 Apk

Easy Cat Whistle is a fast and free app to generate sounds only your cat can hear. Use this to train your cat.... maybe. You can also use it as a frequency generator.

There's an HD version now too, if you're into HD apps:
https://play.google.com/store/apps/details?id=com.hunterdavis.easycatwhistlehd