| System requirement RedCrab Calculator V (5.1)
Microsoft *Windows Vista, W7, W8.x, W10
Framework 4.5 or higher
RedCrab Version 4.48 runs with
Microsoft Windows XP.
RedCrab Version V4.13 runs with operating system Linux with Wine runtime system.
download V 4.13
RedCrab is portable
RedCrab is fully portable. RedCrab is composed in one executable file. No installation is required.
RedCrab starts from external disk, e.g. USB flash drive or CD / DVD.
Program settings are stored in a file on the user directory. No entries in the Windows registry.
| Quick start without studying the manual
The handling of the basic functions is just like a conventional calculator. There is no training required.
Whoever can operate a pocket calculator can also use RedCrab without studying the manual. This guide describes fundamentally the advanced features which a normal calculator does not possess.