Advanced stopwatch

Invalid date

Fourth version:
-Fixed menus not showing on Android 4.0+ (Thanks to one of our users for point out this bug)

Third version:
-Added back button function which also enables to cleanly exit
-Adjusted size of buttons so that they are more easily clickable
Second version:
-fixed delete database problem
First version:
-Simple graphics and simple design just to provide a working framework something for end users.
-If there will be any suggestions design can easily be adjusted