When you perform a punching motion with the arm wearing the Apple Watch, a sound effect will play.

[Caution]
Please use this app in a spacious area free of people or objects. Be careful not to hit anything or anyone. Always stay aware of your surroundings while using the app, and stop using it immediately if you feel there is any danger.

[Disclaimer]
The developer and the development company shall not be held responsible for any direct, indirect, incidental, special, or other damages arising from the use of this app.