Ultimate Plank Workout - Create your own routine or use an existing one
The ultimate plank app
- a lot of default plank workouts to choose from
- create your own workout combining exercises from a big list
- counter for the time of each position with sounds to change it
- you always know the next position so be prepared for it.
How to use it
- put the phone on the floor
- stay in plank
- stay with an eye on the phone to know when to change the position and how much time you need to hold