Run your track intervals
by ear.
The audio-first interval timer for track runners. Hear every rep and every checkpoint — eyes on the track, not on your phone.
Why OnTrack?
Hear Every Rep
Audio cues at phase changes, set completions, and distance checkpoints. Train with your eyes on the track — not on a screen.
Runs With Screen Off
Pocket your phone. Alerts keep firing even when the screen is locked, and they play alongside your music.
PremiumNo Subscription. Ever.
Free to train. Premium is a one-time $2.99 — no ads, no account, yours forever.
Built for the Track
Set a target pace and distance, and OnTrack cues every 100m, 200m, and 400m checkpoint of your rep.
Private by Design
No GPS, no cloud, no sign-up. Your workouts and session history live on your phone — and nowhere else.
Flexible Workouts
STEP blocks for simple intervals, REPEAT blocks for sets like 8×1000m with 400m recovery.
How It Works
Create Your Preset
Build your workout with warm-up, main set intervals, and cool-down. Set pace and distance for each phase.
Check Pace Checkpoints
View the exact time you should hit at every 100m. Perfect for track workouts.
Run by Ear
Hit start, pocket your phone, and follow the beeps. OnTrack cues every rep, rest, and checkpoint.
Review Your Session
See your summary after each workout. It's saved on your phone only — no account, no cloud.
Pace Checkpoint Example
Running 1200m at 3:50/km? OnTrack beeps at every checkpoint so you always know you're on pace:
Ready to hit your splits?
Download OnTrack free. Premium — screen-off alerts and advanced templates — is a one-time $2.99. No subscription, ever.