Description
RRD Race Day Countdown v1.0
Countdown timer extension for Hammerhead Karoo K2/K3. Set your race start time and let the Karoo handle the rest.
Features
- Countdown data field with big bold numbers
- Color-coded: white → yellow (5 min) → red (1 min)
- Beep + flash alerts at 10, 5, and 1 minute
- “RACE ON!” flash at zero
- Auto-starts ride recording at zero
- Switches to live clock after race starts
- Survives power cycles
- Auto-clears race time after use
Install
Download app-debug.apk below and sideload to your Karoo:
Built With
- karoo-ext 1.1.8
- Kotlin 2.0.21
- AGP 9.0.1










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