A3 Countdown – this application for countdown of time. in the settings you can set the long-awaited date and give her description. Once all the settings are set and the data is exposed – the app will begin its work. The passage of time the application will inform you with a sound signal. In settings of this application you can find about 10 themes to choose the font and style of the corners. The time format can also be selected (12 or 24 hours). In addition to these, the application has a number of other important settings. The only negative is the app in English.