Prop up the phone. Turn the sound on. Move.

• All of you in frame Prop the phone a couple of metres away, where it can see you head to foot. The app checks the framing before it starts counting.
• Sound up It counts your reps out loud and says the one thing to fix, so you never look at the screen mid-set.
• See the set Every rep scored, each fault counted, and the one thing to work on next time.