Easy Ferret And ChinChilla Whistle
Easy Ferret And Chinchilla Whistle is a fast and free app to generate sounds your pet ferrets and chinchillas can hear. Use this to train your pets…. maybe. You can also use it as a frequency generator.
You can download it from the Android Market here.
Update 4/2012 This is now open source and hosted on GitHub. Check it out at my GitHub page.