Iron Diary: Workout Tracker

Iron Diary is a FREE, fast, and private workout log for people who take training seriously.

Whether you're chasing a bigger squat, more muscle, or just steady progress, Iron Diary makes logging effortless and keeps your data yours — on your device, no account required.

LOG EVERY SET, YOUR WAY
• Weight, reps, duration, distance, and calories — pick the right fields per exercise
• Track RPE and tempo when you want them, hide them when you don't
• Supersets, rest timers, warmup sets, and per-set notes
• 600+ built-in exercises, plus add and edit your own

PLAN AHEAD WITH ON DECK
• Queue a full program as a series of upcoming workouts
• Start the next session in one tap

PLAN WORKOUTS WITH AI
• Build a ready-to-paste prompt for ChatGPT, Claude, or any LLM
• Import the generated program straight into your queue

APPLE HEALTH READINESS
• See your workouts from Apple Health alongside your diary
• A daily readiness summary from HRV, resting heart rate, and sleep

YOUR DATA, YOUR DEVICE
• Local-first: your training history lives on your device
• No account, no ads, and we never sell your data
• Full JSON export and import — back up and move your data anytime

BUILT FOR LIFTERS
• Pounds or kilograms, meters or feet
• Clean, fast, distraction-free logging during your workout

Download Iron Diary and start training with intent.