GainAbs 1.3 Apk

This app helps you to make plank exercices to build your abs.

The plank exercise is a great way to build endurance in both the abs and back, as well as the stabilizer muscles. (http://en.wikipedia.org/wiki/Plank_%28exercise%29)

Features :

- 4 plank exercises, that you can combine in series
- Choose your own exercise/pause times, to adapt to your needs
- Log your work, to track your progress
- Ability to pause/resume (tap on screen)
- support languages : french, english, german ans spanish