Blockwork One

Blockwork One turns your iPhone into a sprint start coach and race timer. Prop your phone beside your blocks and it runs the start like a real starter: "On your marks", "Set", and a beep at a random moment so you can't guess it. It films at your phone's highest frame rate, tracks your body, and scores your set position, block push, exit angle and first steps. Then it tells you the three things to fix next. RACE TIMING WITH TWO PHONES Put a second phone at the finish line. The phones sync their clocks with a short audio chirp, and Blockwork times your run from the beep to your torso crossing the line, to the hundredth. PLAN YOUR SEASON Add meets with a goal for every event, and build workouts step by step: work, rest and repeats, so "3 × 200 m @ 90%" names itself. Log lifts, cross training and recovery with how hard they felt. The plan builder lays out your weeks around your two main…