Rated 4.3/5 on iTunes and has a download size of 42.9MB.
Here's the link for Android Was $1.99 on Google Play, now free.
Pull-ups are among the most famous bodyweight strength moves ever, plus they require minimal equipment. No bar at hand? You can do your pull-ups with rings, a tree branch or bars at a park, get creative! A scientifically developed training plan makes the most of your efforts while keeping you motivated on your way towards your goal. What else? You don’t have to count every repetition - let the accelerometer of your iPhone/iPad take over. And now, there’s one thing left to do: Try it out. You can do this!