139 Like SpeedCrunch Good alternative? YES NO SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list of features, including: Unlimited Variables, Syntax Highlighting, Functions, with... Open Source Mac Windows Linux PortableApps.com
30 Like Calculator Good alternative? YES NO Calculator provides simple and advanced mathematical functions in a beautifully designed app. Free Web / Cloud Android Android Tablet Android Wear
13 Like Windows Calculator Good alternative? YES NO Windows Calculator, commonly known as Calculator from the application's title bar, is a calculation application included in all versions of the Microsoft Windows operating system. It can be activated by the command... Free Windows
28 Like RealCalc Scientific Calculator Alternative? YES NO RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and operates like the real thing. Looking for fractions? Degrees/minutes/seconds? Landscape mode? You need... Freemium Android
13 Like CalcTape Good alternative? YES NO CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured. CalcTape makes the arithmetic process visible - you can generate intermediate results and subsequently... Freemium Windows
12 Like Soulver Good alternative? YES NO Maths on a Mac as it should be. Soulver is a new kind of calculator application which uses a simple yet powerful word-processor style interface instead of the traditional "button" approach to doing math. Commercial Mac
23 Like Qalculate! Good alternative? YES NO Qalculate! is a multi-purpose desktop calculator for GNU/Linux. It is small and simple to use but with much power and versatility underneath. Features include customizable functions, units, arbitrary precision, plotting, and a... Open Source Linux Xfce
9 Like SpeQ Mathematics Good alternative? YES NO SpeQ is a small, extensive mathematics program with a simple, intuitive interface. All calculations are entered in a sheet. In there you can freely add, edit and execute calculations. SpeQ supports all common functions, constants, and... Free Windows
6 Like galculator Good alternative? YES NO galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different number bases (DEC, HEX, OCT, BIN) and different units of angular measure (DEG, RAD, GRAD). It... Open Source Linux BSD Xfce
22 Like handyCalc Good alternative? YES NO handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use. With almost all the features you can imagine on a calculator, waiting for you to explore. * currency convert, unit... Free Android
3 Like XCALC Good alternative? YES NO 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. Open Source Windows Linux Discontinued XCALC is now a DEAD project per homepage, but it is still downloadable.
8 Like Calcbot Good alternative? YES NO Calcbot is a simple and beautifully designed calculator for your iPhone, iPod touch and iPad. You’ll never open the built-in Calculator app again. Freemium Mac iPhone iPad Apple Watch
7 Like TTCalc Good alternative? YES NO TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse trigonometric functions, hyperbolic functions, inverse hyperbolic functions, logical operators, logarithms... Open Source Windows
2 Like Calculator++ Good alternative? YES NO A multipurpose calculator app with slick and intuitive user interface. Access additional features from the main screen of the app using gestures. It has a big variety of built-in functions and supports adding new user-defined... Open Source Android Android Tablet
7 Like Mathdroid Good alternative? YES NO A calculator for Android. Algebraic entry. Full on-screen history (multi-line display). Use your phone's keyboard or on-screen buttons. Usual functions: trig, log, etc. Parentheses. Copy to clipboard. Open Source Android
2 Like Calculator Plus Good alternative? YES NO Calculator Plus is a nice addition to hundreds of Calculator apps but with unique idea and innovative and user friendly designed buttons. A sound and smart person keeps himself up-to-date from every walk of life. When it comes to... Free Android
8 Like HEXelon MAX Good alternative? YES NO HEXelon MAX is a science calculator. It solves math expressions like: Sin(Pi)-Root(-8;3)+3. Exchange rates table and currency converter are update from Internet by one click. Units converter makes easier to convert various units,14... Free Windows
6 Like Numi Good alternative? YES NO Numi is a little program, that lives in your menu bar. It magically combine calculations with text, and allows you to share computations with other Numi users. Commercial Mac
4 Like Precise Calculator Good alternative? YES NO Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need. It can calculate with real numbers, complex numbers, fractions, vectors, matrices. Commands if, goto... Open Source Windows
1 Like Notepad Calculator Good alternative? YES NO For jotting down quick calculations. Mix free form text with calculations and see the results appear in the right hand margin as you type. Open Source Web / Cloud
6 Like Excalibur Good alternative? YES NO 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. Excalibur does not use... Free Windows
1 Like SimpleCalc Good alternative? YES NO A calculator written in C#.NET 3.5 that aims to be simple and usable. Future plans include functionality above and beyond that of the standard windows calculator. (Requires the .NET 3.5 framework) Free Windows
4 Like ESBCalc Good alternative? YES NO ESBCalc is a Freeware Scientific Calculator for Windows with Infix Notation, Brackets, Scientific Functions (Trigonometric, Hyperbolic, Logarithmic - including Base 10, Base 2 & Natural - plus more), Memory, Paper Trail, Result... Freemium Windows
7 Like Console Calculator Good alternative? YES NO Console Calculator is a powerful calculator with a simple console interface. This calculator supports many built-in mathematical functions, remembers recent entries, supports creation of user defined variables and custom functions.... Commercial Mac Windows
1 Like Ruvenss Calculator Good alternative? YES NO Simple yet very effective calculator with print capabilities and log registration. Free Mac Windows Linux Chrome OS
2 Like eCalc Scientific Calculator Alternative? YES NO An easy to use scientific calculator with many advanced features to help you solve algebra, trigonometry, and engineering math problems. The calculator comes with six attractive color schemes and a side bar that slides open for... Commercial Mac Windows
2 Like Calculate Good alternative? YES NO A math expression calculator with persistent memory for variables and functions. Any JavaScript expression can be evaluated. - Click the C button to clear the output window. - Click the M button to view the list of all constants... Free Mac
2 Like ECW Expression Calculator Alternative? YES NO ECW Expression Calculator is an advanced expression calculator with the following features: * display result as decimal/hex/bin/oct/exponential * standard and on-the-fly calculation modes * over 60 built-in functions: general... Free Windows
9 Like Numeric Notes Good alternative? YES NO Numeric Notes – is not just a totally new way to count, but also possibility to keep and share calculations on your Mac. Individual notes for home calculations, work and shopping. You can also export your calculations in PDF and... Commercial Mac
3 Like Moffsoft FreeCalc Good alternative? YES NO 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. If you look for more... Freemium Windows
3 Like Reor Good alternative? YES NO Reor is a powerful calculator blended into perfection with a winsome interface. Reor is freeware, licensed under GNU General Public License (Version 3). Reor has a wide range of tools all the way from scientific and statistical tools... Free Personal Windows
2 Like Calc98 Good alternative? YES NO Calc98 is a small but very powerful scientific calculator, with lots of features: Version 5.3 (totally free) # RPN # Base-n, hex, octal and binary modes # Scientific/Engineering Functions # Matrix/Array Functions # Complex... Free Windows Windows Mobile
2 Like Abacus Good alternative? YES NO Abacus is a calculator for Windows and Linux that calculates while you type. It was released as free software in March 2011. Open Source Windows Linux
1 Like MyCalc2 Good alternative? YES NO 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... Free Windows
1 Like MyScript Calculator Good alternative? YES NO With MyScript Calculator, perform mathematical operations naturally using your handwriting. Easy, simple and intuitive, just write the mathematical expression on the screen then let MyScript technology perform its magic converting... Free Android iPhone Android Tablet iPad