Abacus

Abacus is a calculator for Windows and Linux that calculates while you type. It was released as free software in March 2011.

Free Open Source Windows Linux

A Basic Scientific Calculator

About A Basic Scientific Calculator Beautifully designed basic scientific calculator with support for percent operation, engineering exponent key, memory functions, and...

Commercial Mac OS X

MyCalc2

MYCalc2 is a powerful RPN programmable scientific/financial/statistical/Currency convertor calculator with units conversion, 2D functions study and multiple Skins. The...

Free Windows

Calculator plus1

Features a calculator: Standard arithmetic. The calculation of trigonometric functions in degrees radian. Calculation of the exponential function, the natural...

Free Android Android Tablet

lwty.org

worksheets or practice exercises, calculators & answer sheets to engage the grade school students to learn, practice, test & verify the answers themselves to...

Free Personal Web

CalcBuddy Calculator

Calcbuddy Calculator is an easy to use scientific calculator. The calculator features: * See entire expression on screen * Instant as-you-type calculation * 15...

Free Android iPhone iPad Web

kanakku

kanakku is a Web 2.0 application that was designed to be used as a productivity utility. The application is a free online utility that is an advanced calculator with a...

Free Web

Calculator by Xlythe

Calculator is a simple 4 function calculator, with a panel that has more advanced functions when you need them. It includes history, real time graphing, base conversion...

Free Open Source Android Android Wear

CalcKit: All-in-One Calculator

Featuring over 150 unique calculators and unit converters, packed in with a highly customizable scientific calculator and even letting you build your own calculators and...

Free Android Android Tablet

Calculator N+

A powerful android calculator contains most of the features needed. The computer can work in - Mode fractions: for results with arbitrary precision, for example 9^99999.

Free Open Source Android

Linux Extcalc

Extcalc is a scientifical calculator for linux which features a intuitive, Qt-based user interface, matrix operations, plotting of 2D and 3D graphs and scripting using a...

Free Open Source Linux

"Converter"

Converter is a unit converter that converts between 20 different categories and hundreds of units.

Commercial Mac OS X

FinKit

FinKit is a flexible and intuitive financial calculator that lets you solve all sorts of problems involving the time value of money.

Commercial Mac OS X

Mi Calculator

Mi Calculator will do the math for you. Regular, scientific, and mortgage calculators, as well as currency and unit converters are all here in one place. 1.Edit history...

Free Android Android Tablet

Solve - A colorful calculator

Solve is a calculator like no other! Solve solves expressions as you type and features an innovative memory system to store and recall answers. Simply touch the answer...

Freemium Android Android Tablet

Chalk

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...

Free Open Source Mac OS X

EasyCalculator

EasyCalculator is a simple app that will satisfy your everyday calculation needs. Our app is just functional and stylish with a history tape easy to read.

Commercial

EdenMath

EdenMath is a scientific calculator which does standard arithmetic, probability, and trigonometric functions.

Free Open Source Mac OS X

Getcalc

getcalc.com is a simple, intuitive & robust Online Calculators & Converters Application to perform simple to more complex math, science, finance, engineering...

Free Web

Simple Calculator

A calculator with the basic functions and a customizable widget. You can copy the result or formula to clipboard by long pressing it. The text color of the widget...

Free Open Source Android