ClapTimer - BJJ Boxing Timer

👐 ClapTimer - The Hands-Free Round Timer for Combat Sports & CrossFit

Tired of touching your phone with sweaty gloves? ClapTimer uses AI-powered clap detection to control your round timer completely hands-free. Just clap once to start or pause, clap twice to reset. It's that simple.

🥊 PERFECT FOR:
• Boxing training
• Brazilian Jiu-Jitsu (BJJ) drilling
• Muay Thai rounds
• CrossFit intervals & EMOM workouts
• Wrestling practice
• MMA conditioning
• Tabata & HIIT training
• Any sport that uses round timers

⏱️ HOW IT WORKS:
• 👐 1 Clap → Start or Pause the timer
• 👐👐 2 Claps → Reset the current round
• No need to touch your phone during training!

🎯 KEY FEATURES:

✅ AI-Powered Clap Detection
Uses Google's YAMNet machine learning model running entirely on your device to accurately distinguish claps from speech, music, and background noise. No internet required for detection.

✅ Fully Configurable Timer
• Set round length (minutes or seconds)
• Set rest duration
• Set total number of rounds
• Configure warning countdown (with sound alert before round/rest ends)
• Tap any value to type it directly

✅ Audio Feedback
• Boxing bell sound at round start and end
• Countdown beep warning before time runs out
• Voice announcements: "Round started", "Round paused", "Round over. Rest."
• Sound on/off toggle for silent training
• Voice language matches your device language

✅ Works in Background
• Keeps listening for claps with screen off
• Foreground service with notification
• Stop button in notification
• Auto-stops after 60 minutes of inactivity to save battery

✅ Adjustable Sensitivity
• Slider to fine-tune clap detection sensitivity
• Default set to 90% (highly reactive)
• Lower it if you get false positives in noisy environments

✅ Clean, Dark UI
• Large, readable timer display
• Auto-sizing text fits any screen
• Round/Rest phase clearly indicated with colors
• Works in any screen orientation

🔒 PRIVACY FIRST:
• NO audio is ever recorded, stored, or sent anywhere
• All audio processing happens locally on your device
• No account needed, no tracking, no data collection
• Microphone only active when the listening service is running

💡 TIPS FOR BEST RESULTS:
• Clap loudly and sharply for best detection
• If playing music, use headphones or a Bluetooth speaker (device speakers can interfere with the microphone)
• Adjust sensitivity slider if needed for your environment
• The app works best in environments without constant loud clapping/banging sounds

🌍 AVAILABLE IN 15 LANGUAGES:
English, Portuguese (Brazil), Spanish, French, German, Italian, Russian, Japanese, Korean, Simplified Chinese, Traditional Chinese, Arabic, Hindi, Turkish, Indonesian

📱 REQUIREMENTS:
• Android 10 or higher
• Microphone permission (for clap detection only)

Train harder, train smarter — let ClapTimer handle the clock while you focus on your workout! 🥊🥋💪