Cinder
Build programs, log sets fast, and stay consistent with streaks and progress charts. Cinder keeps your lifting and conditioning organized without the bloat.
cinder/screens · straight from the App Store
See it running
cinder/features
Key features
Log sets in seconds
Tap to add reps and weight. Lifting, cardio, rowing, and bodyweight — no spreadsheets needed.
Bench Press
set 2/4
0
reps
0
lbs
- strength
- cardio
- rowing
- bodyweight
Log from your wrist
A full Watch app plus Live Activities on the Lock Screen. Start and finish workouts without touching your phone.
live activity
Chest Day32:45
live activity
Morning Run18:22
live activity
Leg Day45:10
AI training chat
Ask about your workout history.
What's my bench PR?
Progress charts
Track PRs and volume trends.
25+ widgets
Your streaks and PRs, on the Home Screen.
HealthKit sync
Every workout lands in Apple Health automatically.
synced · nothing to configure
cinder/changelog · latest entry
What's new
cinder/metadata