SleepStats - Sleep Cycle Analytics

About

SleepStats is a privacy-first Chrome extension that visualizes and analyzes your sleep data exported from the Sleep Cycle app. Explore interactive charts, key metrics, and correlation analysis that reveal your sleep patterns over time. All processing happens locally on your device — your sleep data never leaves your browser. SleepStats is an independent tool and is not affiliated with Sleep Cycle AB.
______________________________________________

KEY FEATURES:

📊 Interactive Dashboard
- Import your Sleep Cycle CSV export with one click
- Beautiful charts showing sleep quality, duration, and patterns over time
- Smart aggregation adjusts based on your data density (daily to quarterly views)

📈 Comprehensive Analytics
- 10 key metrics including average sleep quality, efficiency, and longest streaks
- Sleep phase breakdowns (Awake, Light, Deep, REM)
- Time-based analysis (bedtime, wake time, time to fall asleep)

🔗 Correlation Analysis
- Discover relationships between sleep variables
- Scatter plots with trend lines
- Statistical significance testing
- Find your optimal sleep duration and timing

🛡️ Privacy First
- Zero external API calls
- No analytics or tracking
- Optional data encryption
- Complete data deletion available anytime

______________________________________________

HOW TO USE:
1. Install SleepStats extension
2. Export your data from Sleep Cycle app (Settings → Database → Export)
3. Click the SleepStats icon and import your CSV
4. Explore your sleep patterns and discover insights

REQUIREMENTS:
- Sleep Cycle app to export CSV data (https://sleepcycle.com/the-app)
- Chrome, Brave, Edge or Firefox browser