Cozy Timer - Sleep timer

Android App Analysis and Review: Cozy Timer - Sleep timer, Developed by FLUX. Listed in Music & audio Category. Current Version Is 4.0.9, Updated On 22/11/2025 . According to users reviews on Google Play: Cozy Timer - Sleep timer. Achieved Over 1 million Installs. Cozy Timer - Sleep timer Currently Has 31 thousand Reviews, Average Rating 4.3 Stars

---

---

*What is this app?
If you fall asleep while listening to music or watching a video, it will stop playback.
It can help prevent you from waking up due to prolonged playback and alleviate battery drain and screen burn-in.
Therefore, this app can improve the quality of your sleep and extend the life of your device.

*How do I use it?
Just tap the start button and it will stop the playing player after 1 hour.
If you need more features when the timer expires, add it in settings.

*Cozy Timer 4.0 is now available!

1. Schedule mode has been changed to a feature to schedule a timer.
- The timer will start at the scheduled time.

2. Media stop added.

3. Timer presets added.

4. Dynamic color added.
- Android 12 or higher.

5. The location and name of some settings have been changed.
- Shake to add time, Floating button ➔ Settings-Add time.

6. The feature that starts a timer when the app launches has been removed.

7. Compatible with Android 16.

*Permissions

1. Accessibility
- Detect the launched app.
- Includes screen off feature that can be unlocked by fingerprint recognition.

2. Device administrator
- Turn off the screen.

3. Exclude from battery optimization
- Cozy timer can request permission to be excluded from battery optimization to work properly in the background service.

*Open source license
- Apache License Version 2.0
- MIT License
- Creative Commons 3.0