KEEP PLANK

\A simple app that lets you record your planks every day/ Start easily by tapping a button! ◇ What you can do with this app ・Measure the time you spend planking with one tap ・Make notes and manage your measurements ・See at a glance the days you planked on the calendar ・Don't forget to plank with the reminder function Keep doing planks and aim for a six-pack!