Sleep Fan Free is a lifestyle application developed by bCool Interactive for Android devices. It is a powerful fan that helps mask unwanted noise, allowing you to get a restful sleep. Millions of people worldwide use a fan to fall asleep, and this application recreates the realistic sound of a real fan, making it an ideal choice for those who depend on white noise to sleep.

The application comes with various features, including fan color options that can be switched by swiping left or right. You can also switch the background color by swiping up or down. The fan can be turned on using the buttons on the fan or menu. It is worth noting that the app does not give you a cold despite providing a cooling effect.

Overall, Sleep Fan Free is an excellent choice for those who love to sleep with a fan and need white noise to mask unwanted sounds. The application is free to use and can be easily downloaded from the Google Play Store.