GymTrainer: Workout Log

Free and private. Plan your programs, log every set with a smart rest timer, and watch your lifts climb on iPhone and Apple Watch.

GymTrainer is a free, no-nonsense workout log for people who lift. No account, no ads, no subscription. Your training data stays on your device.

PLAN YOUR PROGRAMS • Build programs like Push/Pull/Legs or 5/3/1 with workout days, exercises, and target sets × reps • 870+ exercises with photos, instructions, muscle groups, and equipment, plus your own custom exercises

LOG EVERY SET, FAST • Last session's weights and reps are pre-filled, so a set is one tap • Warm-up, drop set, and failure set types, plus per-set notes • Plate calculator for barbell lifts • Smart rest timer that remembers your rest times and alerts you on the lock screen

TRACK YOUR PROGRESS • History calendar with every session, set, and note • Progress charts per exercise and weekly training frequency • Body weight and measurements with trend charts • Calorie and nutrition targets based on your profile and activity

APPLE WATCH & APPLE HEALTH • Log sets and run your rest timer from your wrist; workouts sync to your iPhone • Optional Apple Health sync: saves workouts and body weight, reads heart rate and active energy to enrich your workout details

OPTIONAL AI FEATURES • AI Meal Scan: snap or describe a meal to estimate calories and macros • AI Coach: get daily, weekly, or monthly advice based on your training and nutrition Both use Google Gemini with your own free API key from Google AI Studio. Everything else works without it.

YOUR DATA, YOUR DEVICE No login and no tracking. Export a backup file anytime from Settings.