Calculator HD+ Pro

- It is simple, easy to use and well designed
- High precision engine
- Result is displayed while typing the formula
- Multiple undo
- Switch between workspaces !
- Persistent history
- Specialized keypad for iPhone and iPad
- Supports bluetooth keyboard
- Right or left-handed mode
- Print easily with AirPrint
- Share history by e-mail

The PRO version has the following advantages:
- more workspaces
- no advertising