This app is multi-functional digital clock. It is useful to get sense of time at a glance. Its big font makes it easy to view at a glance. You have the privilege of selecting the usage options in the setting. By default, the screen will not enter sleeping mode while the app is on, but this function can be changed in the setting. You can as well change the font size and color in the setting. Tapping the voice button gives you an audible announcement of the current time. You may contact us through: supremefaptech@gmail.com for any enquiry or questions