Sleep Tracker:Improve Sleep

SleepTracker hopes to help people who stay up late or who are used to sleeping late to return to normal sleep.

App features:

1. Record the time to get out of bed

2. Statistical chart for generating sleep data

3. Set "Want to go to bed"

4. Set the pre-sleep notification, the app will send you a notification at the most appropriate time to remind you to go to bed.