Math Software with fullscreen editor
RedCrab Calculator is a mathematics software with fullscreen editor for the free placement of
algebraic formulas on the worksheet in mathematical notation.
Results can be displayed in different numeric formats and in diagrams. Images and texts can be inserted.
RedCrab worksheets are also suitable for presentations.
The freeware contains about 70 functions for technical and scientific calculation of individual values and data fields.
RedCrab is portable
The RedCrab Calculator is portable. No installation is required.
RedCrab starts from external disk, e.g. USB flash drive.
Program settings are stored in the start directory.
(Framework 4.0 or higher.)
Microsoft Windows XP, Vista, W7, W8.x, W10
RedCrab Version V4.13
RedCrab bis Version 4.13 runs with operating system Linux with Wine runtime system.
download V 4.13
Online User Manual
The RedCrab Calculator User's Guide can be found here.
It contains descriptions for handling and more than 250 math functions.
The online help for the individual functions can be called up directly from the program with a mouse click or with the F1 key
Upgrade RedCrab PLUS
The shareware RedCrab PLUS extends the range of functions with additional functions for statistics,
finances, matrices and special applications, as well as calculating with complex numbers and units of measure.
Plotting of 2D graphics and charts.
The functions of the RedCrab PLUS full version can be activated free of charge for testing on a daily basis. For trial code click