Your Workout. Your Intervals. Your Timer.
Build exactly the interval timer your training needs - HIIT sessions, boxing rounds, Tabata, circuits and more. Combine reusable work, rest, and repeat blocks, hit start, and train with a huge countdown you can read from across the gym.
Built for Every Kind of Interval Training
A flexible block system means one app covers every timer you'll ever need at the gym, in the ring, or at home.
Block-Based Workout Builder
Compose workouts from reusable blocks: work periods, rest intervals, and repeat groups. Nest and combine them to recreate any protocol - from a simple 30/30 to complex multi-round circuits.
Big Display & Sound Cues
A large, high-contrast countdown you can read mid-set, with customizable sound cues so you always know when to push and when to rest - no need to look at your phone.
Share Workouts via QR Code
Built a great session? Share it with training partners as a QR code or file - they scan it and get the exact same timer. Perfect for coaches and group classes.
Ad-Free, Offline & Private
No ads, no tracking, no account. The timer works fully offline and your workout data stays on your device. Save up to 3 workouts free, or unlock unlimited saves with a single one-time purchase.
Frequently Asked Questions
What kinds of workouts can I time?
Anything interval-based: HIIT, Tabata, boxing and MMA rounds, circuit training, EMOM-style sessions, stretching routines - if it has work and rest periods, you can build it.
Is the app free?
Yes. The free version includes the full timer and lets you save up to 3 workouts. A one-time premium purchase unlocks unlimited saved workouts and extra features - no subscription.
Does it work offline?
Yes. The timer works completely offline. Internet is only needed for purchases and restores.
Why does the app ask for camera access?
Only to scan workout QR codes shared by other users. Camera data is processed on-device and never uploaded.