Kronos: Calisthenics

Most training apps hand you a workout. Kronos asks what you want to be able to do, then works out where you are and builds every session from there. EVERY SKILL IS A LADDER A pull-up isn't one exercise, it's a route: dead hang, scapular pull, negative, pull-up. Kronos holds 30 of these ladders across 245 steps — pulling, pushing, core and legs, from a wall plank to a planche. You're always standing on one rung, and the app knows which. YOU MOVE UP BY PASSING A TEST Not by finishing a programme, and not because six weeks went by. Every rung has a published standard — a number of reps, or seconds of a hold. Hit it cleanly and consistently and Kronos offers you a test: one all-out set that decides whether you move. Pass it and you advance. Miss it and you stay and keep building. The standard never moves, so progress is something you can point at. A SESSION TRAINS MORE THAN THE SKILL You…