21 Days Flat Stomach Challenge

21日フラット胃のチャレンジ

Start the 21 Days flat stomach workout challenge to burn fat and get flat stomach.

The app contains ten common abs exercises everyone can do.

Doing the workout will make you feel stronger, healthier, improve energy and control weight.

Perform 10 exercises everyday to get 6 pack abs. Exercise benefits every part of the body.

You don't need any equipment for the workout. Complete daily ab workout with log.

There are three difficulty levels you can choose from.

***FEATURES***

- Free and Simple

- 10 flat stomach exercises

- Workout Log

- Workout Difficulty levels

- Set Reminder

- Animations

- 21 Days Challenge