Free fun app with different high frequency annoying sounds!This whistle app functions as a:- dog whistle – cat whistle- anti mosquito soundThere are several different sounds and squeaks.Helps with dog training and cat training, but you can also use it as irritating sound test for friends or simply to make some disturb sound!Warning! Do not use it too loud, unless you want to scare away the mosquitoes!This free app is ad supported and may contain ads in the notification tray.