GPA Calculator for Windows Phone 7
Description:  GPA Calculator is a simple utility for calculating a GPA based on grades and credits. The data will be retained when the app is closed, automatically reloaded when the app is reopened, and can be reset to clear any saved data.
App URL:  http://windowsphone.com/s?appid=d82a96d0-0b63-e011-81d2-78e7d1fa76f8
How to Use the GPA Calculator
To enter a course:
To enter a course, tap the course textbox for the desired entry and enter the course name. This field is not required, and will accept any character desired.
To enter a grade:
To enter a grade, tap the grade textbox for the desired entry. Valid grades are A, B, C, D, and F. The grade may be entered in uppercase or lowercase, but will be automatically converted to uppercase.
To enter the number of credits:
To enter the number of credits for a course, tap the credits textbox for the desired entry. The accepted range of values is 0.0 to 9.9. When entering a value from 0.1 to 0.9, you must include the leading 0.

If you have more entries than fit on the screen, you can scroll to see them. You may need to hit the Hide Keyboard button on the App Bar to make scrolling easier.

When you close the app, any current entries will be saved and displayed the next time you open the app. To delete the saved entries and clear the screen, tap the Reset button in the lower left of the screen.