There are few forms of exercise as effective as planks at building and defining your abs while also increasing isometric strength. Not only does the plank exercise target your abs, but also the muscles involved in holding your body in a specific plank position - biceps, shoulders, upper back and also the glutes!

Features
✔ Multiple difficulty workouts to help strengthen your core
✔ 8 challenges designed as milestones to see how much progress you make
📶 Calendar and statistics for easy progress tracking
🔊 Beeping sounds in timer
✔ Modern design with user experience in mind
🚀 Continuous development and support - feature requests are welcome