What you can do with this free application:
- stop your neighbor dog from barking with Dog Whistle!
- recall your dog with Dog Whistle!
- train your dog to do cool tricks with Dog Whistle!
- adjust your dog behavior!

How this works? Application generate frequencies ranging from 100 to 22000 hertz. Dogs hear those sound very well, and those sounds are always the same. That makes it very easy to teach your dog new tricks. Remember to not abuse your animals!!! Long exposure to any sound might damage hearing.