Plank workouts – take a 30 day challenge APK

Plank workouts – take a 30 day challenge — an application that provides users with a lot of useful information on the plank type exercise, various complexes and courses for more harmonious training, as well as helps to track the statistics and progress of all actions using this simple, but very, very productive way of using only your weight to achieve results. Video and audio instructions, step by step painted actions for each day, as well as the motivation system also leave only the most positive impressions when working with this program.