performs a simple but very useful task: it helps work out what is the net, tax charged and gross from any given amount of any of them. Given one of them it works out the other two.
- Cocoa application, written in Objective-C and it starts in a flash.
- The interface is very simple but powerful and user friendly.
- default window size is small and unobtrusive but you can zoom it to any size up to full screen.
- hardly uses any memory and processor time.