Sleep Tracker is a web application for tracking and analyzing sleep without using any additional gadgets. All recorded information is stored locally in your browser and never leaves your devices.

Usage

1. Use Add Sleep page to record your sleep daily.
2. Use Analytics page to see statistics.
3. Use History page to see all records, export, and import data.
4. Use Settings page to set the ideal sleep duration and other parameters.
5. Use Feedback page to provide feedback, report issues, and support our work.

Version: 1.0.1.0-2025-11-21-2117+d83d8a488b7cd5f248f2649afc9ab236876c677a