Multi Sum Calculator is a portable tool that calculates the sum of multiple values!




GeoGebra Scientific Calculator is described as 'Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!' and is a Calculator in the education & reference category. There are more than 100 alternatives to GeoGebra Scientific Calculator for a variety of platforms, including Android, Windows, iPhone, Mac and iPad apps. The best GeoGebra Scientific Calculator alternative is Wolfram Alpha, which is free. Other great apps like GeoGebra Scientific Calculator are SpeedCrunch, Fossify Calculator, OpenCalc and fxSolver.
Multi Sum Calculator is a portable tool that calculates the sum of multiple values!




XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done on this project since 2012, and nothing more will be done either.

Simple yet very effective calculator with print capabilities and log registration.

Moffsoft FreeCalc is the ideal replacement for your standard Windows calculator - with adjustable size, visible memory value and digit groupings, this free calculator software is a simple and intuitive tool.




Power calculator for Android. Has Calculus, Algebra, 2D/3D Graphing and other features.




Excalibur for Windows 32-bit version is a freeware full featured RPN-only calculator. This is a serious calculator for serious users. Excalibur takes up a small amount of resources for all it does so well.

ECW Expression Calculator is an advanced expression calculator with the following features:



Calculator Plus is a nice addition to hundreds of Calculator apps but with unique idea and innovative and user friendly designed buttons.




Calc98 is a small but very powerful scientific calculator, with lots of features:



About A Basic Scientific Calculator Beautifully designed basic scientific calculator with support for percent operation, engineering exponent key, memory functions, and more.
In addition to the widget calculator, a scientific mode is included that links to eCalc’s advanced onlin.

MYCalc2 is a powerful RPN programmable scientific/financial/statistical/Currency convertor calculator with units conversion, 2D functions study and multiple Skins. The program allows you to build statistical distribution graphs and calculate the values of their characteristics...




Chalk is a calculator that tries to do right what others do wrong. It wants to prove that a "basic" software calculator can be as handy as a real desktop calculator.

