RedCrab is a scientific and statistics calculator with a full screen formula editor. The mathematical expressions can be entered in an editor window similar to a piece of paper.

The calculator's editor supports the entry of complex algebraic equations like fractions, square roots, exponents, variables etc. for technical and scientific applications.

No installation of the software is required.

Starts from external disk, e.g. USB flash drive or CD / DVD.

MathCalc 2.1 MathCalc is a handy mathematical calculator as well as easy-to-use 2D graph plotter » 17.03.2006 - 1.01 MB - 98/ME/XP - Trial, $24

Data Master 2003 11.7.0.242 Plot, edit and analyze numeric data, automate measurements and post-process » 20.05.2006 - 4653 KB - 98/ME/XP - Free

RedCrab 6.23.0 (Portable) RedCrab is a calculator with a full-screen editor. The mathematical expressions are not typed in a typical command line, but can be enter in the editor window » 11.10.2017 - 5.51 MB - Windows XP/7/8/10 - Free

Wise Calculator 7.9 A powerful program designed for engineering and scientific calculations » 01.05.2003 - 826 KB - 98/ME/XP - Free

TimePuter 3.1 Date/time calculator with many related features. Calculate time periods based on the start and final dates along with the sum/difference calculation of the start time/date and input data. Export results HTML, XML or text files » 23.05.2005 - 1,26 MB - 98/ME/XP - Trial, $34.99

SkinCalc 3.5 Calculator with more than 100 skins and support for translucency effects. » 24.12.2005 - 2.23 MB - 98/ME/XP - Free

Math Tablet 2.1 Math Tablet is a powerful scientific calculator » 17.03.2006 - 7.55 MB - XP - Trial, $9.95

ABA-X1 1.1 ABA-X1 is a Java based application that calculates mathematical expressions, it has a large number of built-in operators and functions » 27.03.2006 - 1.18 MB - 98/ME/XP - Free

RedCrab 6.23.0 (Portable) RedCrab is a calculator with a full-screen editor. The mathematical expressions are not typed in a typical command line, but can be enter in the editor window » 11.10.2017 - 5.51 MB - Windows XP/7/8/10 - Free

Date Calculator 2.1 A simple utility to calculate the number of days, weeks, months, or years between any 2 dates » 12.04.2008 - 595.3 KB - 98/ME/2K/XP - Free

CalculatorX 1.2 Repack CalculatorX is an enhanced expression calculator with the unlimited ability to extend itself by using Custom Functions. You can add your own functions for CalculatorX to make your work easier » 06.05.2007 - 1.09 MB - 98/XP/2K/Vista - Shareware, $24.95

Algebrus 3.1 build 700 Algebrus can be used both as a simple "evaluate-while-typing" calculator and as a powerful mathematical analysis application, which includes 2D and 3D graphic plots of functions and data, command line execution console, and a syntax-highlighted XPascal editor » 28.12.2007 - 2.82 MB - 98/ME/2K/XP - Shareware, $39.90

Extended Engineer Pro 1.0 A multifunctional scientific calc with graph builder » 02.07.2006 - 1.06 MB - 98/ME/NT/2K/XP - Free

Data Master 2003 11.7.0.242 Plot, edit and analyze numeric data, automate measurements and post-process » 20.05.2006 - 4653 KB - 98/ME/NT/2K/XP - Free

ABA-X1 1.1 ABA-X1 is a Java based application that calculates mathematical expressions, it has a large number of built-in operators and functions » 27.03.2006 - 1.18 MB - 98/ME/NT/2K/XP - Free

Math Tablet 2.1 Math Tablet is a powerful scientific calculator » 18.03.2006 - 7.55 MB - XP - Trial, $9.95

MathCalc 2.1 MathCalc is a handy mathematical calculator as well as easy-to-use 2D graph plotter » 17.03.2006 - 1.01 MB - 98/ME/NT/2K/XP - Trial, $24

SkinCalc 3.5 Calculator with more than 100 skins and support for translucency effects. » 25.12.2005 - 2.23 MB - 98/ME/NT/2K/XP - Free

Enables you to change settings that are normally hidden deeply in Windows. X-Setup Pro knows more than 2000 of these settings and displays them in an easy-to-use interface, grouped by a number of aspects. Unlike a plethora of other similar programs, X-Setup Pro applies changes using a 'wizard' with a rather detailed description of what is being changed, and, more significantly, what it is being changed for.

Description by the Software Developer: "QIP is a free unique closed source computer program for immediate cross-Internet communication. The basic functionality of QIP enables its users to see who else is online and available and then easily contact them with text messages in real time sent through a public server."

Monitors and logs changes caused by installation programs, which enables you to correctly (that is completely) delete an unneeded program. Not only is it capable of completely deleting those programs that it has monitored, but it can also analyze and uninstall programs that have not been monitored. Besides that, Ashampoo UnInstaller enables you to delete duplicates, unneeded and temporary files, take "snapshots" of your system, manage installed fonts, and much more. The interface is multilingual. Evaluation period: 30 days (you'll need to get the free registration key).