Interval
A HIIT / Tabata timer that repeats Work and Rest for a set number of rounds, with a 10-second READY and countdown beeps in the last 3 seconds.
- 20s × 10s × 8
- Suicides
- 50 / 10 study
- Breathing
HIIT · Beat · Chain · Timer · Stopwatch
WORK 1 / 8
A simple timer for anything you split into blocks of time.
Basketball drills, HIIT and Tabata, jump rope and running, but also Pomodoro study sessions, sublingual immunotherapy routines and cooking. Six timer modes in one app. No sign-up. Works offline.
See it in action
50 seconds: Interval, Beat, Chain and more, running on a real device.
Also available in Japanese (日本語).
Six modes
Big numbers you can read from across the court. Countdown beeps, phase sounds and screen colors tell you where you are without looking twice.
Beat
A metronome-style timer that plays a steady beat at your BPM for a set duration. Choose beep, snap or whistle.
- Jump rope tempo
- 180 spm cadence
- Dribbling
- Instrument practice
Beat Chain
Chain beats at different BPMs. Build rhythm patterns, or step up the tempo every few seconds.
- Speed work
- Cadence changes
Chain
Link timers of different lengths into one routine and loop it.
- Warm-up → main → cool-down
- 25 / 5 Pomodoro
- Sublingual immunotherapy (hold 1 min → wait 5 min)
Timer
A simple countdown up to 99:55. A looping alarm rings until you stop it.
- 24s shot clock
- 10 min quarters
- Power naps
Stopwatch
A stopwatch with 1/100-second precision for sprints, drills and everything in between.
Sport & study
Built first for a kid's basketball practice, then used for everything else that runs on the clock.
On the court
Sport
- Basketball practiceSuicides, shooting drills, ball handling, 24-second shot clock
- HIIT & TabataWork / rest rounds with color-coded phases
- Jump rope & runningHold a tempo with Beat, speed it up with Beat Chain
- Boxing roundsShadow boxing and mitt-work round management
At the desk
Study
- Pomodoro25 min focus → 5 min break, repeated with Chain
- Focused work blocks50 / 10 sessions with Interval
- Step-by-step routinesTiming for fixed daily steps, like sublingual immunotherapy: "hold 1 min → no food or drink for 5 min"
- Kitchen & homeBoil 8 min → rest 2 min, stretching and yoga flows
No bloat
Open it, set it, go. Everything else stays out of your way.
No account
No sign-up, no login. Just open and start.
Works offline
No internet connection needed for any timer.
Choose your sound
Beep, snap or whistle. Optionally play on the alarm volume.
Screen stays awake
The display stays on while a timer runs.
History
Name and recall recent settings in one tap.
Resume anytime
Close the app and pick up where you left off.
Private by design
No personal data collected. Settings stay on your device.
Remove ads
Go ad-free with a single one-time purchase.
Need help?
Questions, bug reports and feature requests are all welcome.
Contact support
Email the developer directly. We usually reply within a few business days.
tanabee.dev@gmail.comWhen you write in
Please include your device model, OS version and the app version shown in Settings. It helps us fix things faster.