Plank app for iPhone and iPad
4.2 (
8832 ratings )
Health & Fitness
Developer: OcuNecu
Free
Current version: 3.1, last update: 8 years agoFirst release : 30 May 2014
App size: 2.07 Mb
Your 30 Day Plank Challenge.
Starting with just 20 seconds on day 1, work your way to 5 minutes in just 30 days.