TrainOs — Gym Workout Log

Sweaty hands, 90 seconds of rest, a set to log: one gesture and it's done. Real progress, no subscriptions, all on your phone.

The operating system for your training. No account, no subscription, no ads: open the app and train.

TrainOs is built for the moment that matters: sweaty hands, 90 seconds of rest, a set to log. One gesture and it's saved.

• INSTANT LOGGING — swipe for weight and reps, tap and the set is logged. Automatic rest timer with notification. • YOUR ROUTINES — build programs with sets, reps, rest times and per-exercise notes ("wide grip", "2s pause"). • REAL PROGRESS — estimated one-rep max (1RM), per-exercise trends, plateau detection, projections. Data-scientist analytics, readable by anyone. • SHARING — sleek cards for your feed, transparent stickers for Stories. • ABSOLUTE PRIVACY — everything stays on your device. Zero servers, zero tracking, zero data collected.