A free program for Android, by lalain.
This is a great app that will help you to fall asleep more quickly and easily. It works by automatically setting your phone in silent or vibrate mode every hour and setting the volume to normal at the scheduled hour. This application is useful for people who have difficulty falling asleep and who have to get up in the morning. It can also be used during the day, for example, while you are at work or school.
It has a simple and intuitive interface that allows you to easily set the mode, volume, and period of the application. It can be useful for people who have a busy schedule and who want to be able to put their phone in silent or vibrate mode without having to remember to do it every hour.
