Description

Plank is an isometric core strength exercise that involves maintaining a position similar to a push-up for the maximum possible time.
Timing mode and challenge mode will make your exercise more interesting.
History will clearly show your sweat for the exercise.
3 to 5 groups a day, each group last for 60 to 600 seconds.If insist to take exercise, miracle will happen.

What's New in Version 1.0.2

Fix bugs and optimize the experience.