Android Giveaway of the Day - Study Journal

The program is designed for university professors. Provides the ability to keep records of attendance and student achievement.
Additional features:
- Customizable summary statement;
- Students may be enrolled in multiple groups simultaneously;
- Set up a graphical representation of the table;
- Import records of students from files;
- Save / restore database (SD-card).
- column "Average";
- Sync with Calendar (event have to contain group's name, subject's abbr and class type's abbr);

FAQ:
1. This app is designed only for a tablet. On phones (smartphones) will work, but most of the interface will not be available and (or) uncomfortable.