From CS 160 User Interfaces Sp10
- Tip and bill split amount are calculated on the fly without having to push a button.
- Slider for selecting number of guests to split between.
- Segmented button for picking tip percentage.
- Disable split bill button when no check amount entered.
- Both landscape and portrait mode work.
- Application icon.
The calculator image in the icon is from http://www.iconfinder.net/icondetails/17533/48/.