Days Until is a free app for Google Chrome, that is used for displaying the number of days left until a specific date or event in the world. The application is very simple to use, and the user interface is extremely intuitive and modern.

It's extremely useful to those who need to countdown for a long time. It's important to be aware of this fact, because this way you can never forget to do what you have to do. This extension also supports syncs between browsers.