Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Dog Whistler - Dog whistle 螢幕截圖

iPhone

About Dog Whistler - Dog whistle

Dog Whistler emit sounds in the high frequency range. Humans can only hear up to 20 kHz, but dogs have much better hearing.

Dog Whistler app can emit high frequency sounds anywhere in the range from 11,200 Hz to 22,000 Hz.

Dog Whistle can be used to train your dog, stop your dog from barking, and teach your dog tricks.