Sleep Cycle Tracker
Log your sleep manually and track patterns over time. Understand what affects your sleep quality.
Log last night's sleep
Positive
Negative
🔒 All data stored privately on your device only.
How to use
Log your sleep
Enter last night's bedtime, wake time, quality, and how you felt waking up.
Tag what mattered
Add positive and negative factors like screens, caffeine, or a cool room.
Track patterns
See a weekly chart, sleep score, and insights that reveal what improves your sleep.
Why track your sleep
- 🌿See your last seven nights at a glance with a simple bar chart.
- 🌿Get a weekly sleep score from duration, quality, and consistency.
- 🌿Discover which habits appear on your best and worst nights.
- 🌿Track sleep debt and consistency over time.
- 🌿Export a full CSV report whenever you want.
- 🌿100% private — all logs stay on your device.
Frequently asked questions
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