Rind: Gym Workout Log

Train 100% offline — no account, no sign-up. Build routines, log sets with a built-in rest timer, and watch your PRs, streaks and volume climb.

Rind is a fast, no-nonsense gym tracker that works completely offline. No account, no sign-up, no internet — just open it and train.

Build your routines, log every set with a built-in rest timer, and watch your progress climb on the Today gauge. Everything you enter stays on your device.

TRAIN • Start a routine or an empty session in one tap • Log weight x reps or timed holds, set by set • Automatic rest timer with a countdown ring — add 15s or skip it • Optional rest-timer alerts and a daily reminder

PLAN • Build unlimited routines with your own targets for sets, reps and rest • Pull from a built-in exercise catalog or add your own exercises • Reorder and edit anything, anytime

TRACK • A live completion gauge that fills as you finish your sets • Weekly training volume, week streaks and lifetime totals • Personal records for top weight, most reps and longest hold — with a celebration when you beat one • Muscle-balance heatmap and a month calendar of your training days • Body-weight trend and a simple deload check

TOOLS • Plate calculator — break any target weight into plates per side • 1RM estimator with training-max percentages

MAKE IT YOURS • Light, Dark or Auto theme • kg or lb, week start day and default rest • Alternate app icons and haptic feedback

YOUR DATA, YOUR DEVICE • 100% offline — no account, no tracking, no ads • Everything is stored locally on your phone • Export a full backup (JSON) or your log (CSV), and restore anytime

Lift. Log. Progress. Rind keeps it simple.