🔊 Safe Sound Monitor

OSHA compliant desktop audio monitoring application
Track and analyze your audio exposure levels to protect your hearing health

Download the latest release here!

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✨ Features ✨

• Real-time Audio Monitoring that displays current decibel readings from your system microphone
• Local SQLite database for storing study sessions with hourly readings and time-by-range data
• OSHA Compliance Tracking with color-coded indicators based on exposure limits
• Calibration System for accurate SPL measurements using smartphone meter calibration
• Historical Data Analysis to view hourly, daily, and weekly exposure patterns

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🛠️ Technologies 🛠️

Frontend: Next.js with TypeScript and Tailwind CSS

Backend: FastAPI with SQLite database

Desktop: Electron for Windows desktop app

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📋 System Requirements

• Windows 10 or later
• Audio input device (microphone)
• ~200MB disk space

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🚀 Installation 🚀

1. Clone the repository

git clone https://github.com/yourusername/safe-sound-monitor.git
cd safe-sound-monitor

2. Install dependencies

npm install
cd backend && pip install -r requirements.txt && cd ..

3. Run the application

npm run dev

This starts the Next.js dev server, FastAPI backend, and Electron window.

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📖 Usage

1. Calibration: Use your phone's SPL meter app with test audio to calibrate
2. Monitoring: Real-time decibel readings with OSHA compliance indicators
3. History: View daily/weekly exposure data and time spent in each dB range
4. Data Storage: All data saved locally in SQLite database

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📊 OSHA Exposure Limits

dB Range	Max Exposure	Status
85-94	8 hours	🟢 Safe
95-104	2-4 hours	🟡 Caution
105+	<1 hour	🔴 Danger

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📄 License

MIT License - see LICENSE file for details.