I just released an easy application which calculates sale price.
The interface is simple and contains a picture of a woman shopping .
The app is translated to English,French and Polish.
You just select your language in the phone settings and the program is translated.
You can find it at the following link :
Let me know what you think of the app.
Here is an image of the app :
PS: The currency displayed depends of the country you have selected in the phone settings.