RoundBell - Boxing Timer

RoundBell is the ultimate interval timer for boxing, kickboxing, and martial arts training.

FEATURES:
- Round Timer: Customize round time, interval time, and total rounds
- Gong & Horn: Round start/end gong sounds and warning horn before round ends
- Countdown Beeps: Audio countdown for the final 3 seconds
- Voice Alerts: "1 minute remaining" and "30 seconds remaining" voice notifications
- Presets: Save your favorite settings and switch instantly
- Haptic Feedback: Vibration notifications when sound isn't enough
- Screen Wake Lock: Screen stays on during your workout
- Japanese/English support

PERFECT FOR:
- Boxing and kickboxing training
- Pad work and heavy bag sessions
- Sparring round management
- HIIT and interval training

Clean dark theme design with large, easy-to-read timer display - visible from across the gym.