1. Place your device on flat ground.
2. Cover the top and bottom edge of your device with paper or clothes to prevent interruption by showing Control Center or multitasking interface.
3. Volume up your device to make more attention from your cat.
4. Open this app and press the start button.
5. See how your cat acts.
6. Cats will go crazy.
* We are not responsible for device failure due to excessive contact.