Petsee is a free app for GPS collars for dogs, cats and cattle. The Petsee app has the widest functionality of any application on the market and will be an excellent assistant in monitoring the safety and activity of your pets. Main functions: - track the movements of your pets in real time with an unlimited range - turn on the virtual fence and receive alerts when your pet leaves the safe area - look in the movement history where your pet most often walks on a heat map - to save energy, a