Alternatives to Calculator Pro for all platforms with any license





Web / Online


Indie / Classic

Other Platforms

  • SpeedCrunch icon


    SpeedCrunch Portable is a free, fast, high precision open source algebraic calculator with an intuitive interface and a extensive list...

    Open Source Mac Windows Linux

  • Google Calculator icon

    Google Calculator

    Google’s calculator tries to understand the problem you are attempting to solve without requiring you to use special syntax. To use...

    Free Web / Cloud

  • RealCalc Scientific Calculator icon

    RealCalc Scientific Calculator

    RealCalc Scientific Calculator Android's #1 Scientific Calculator. A fully featured scientific calculator which looks and...

    Freemium Android

  • Windows Calculator icon

    Windows Calculator

    Windows Calculator, commonly known as Calculator from the application's title bar, is a calculation application included in all...

    Free Windows

  • CalcTape icon


    CalcTape is a revolutionary new kind of pocket calculator. With CalcTape, also extensive calculations remain clearly structured....

    Freemium Windows

  • Soulver icon


    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...

    Commercial Mac

  • Qalculate! icon


    Qalculate! is a multi-purpose desktop calculator for GNU/Linux. It is small and simple to use but with much power and versatility...

    Open Source Linux Xfce

  • NaSC

    Its an app where you do maths like a normal person. It lets you type whatever you want and smartly figures out what is math and spits...

    Open Source Linux

  • SpeQ Mathematics icon

    SpeQ Mathematics

    SpeQ is a small, extensive mathematics program with a simple, intuitive interface. All calculations are entered in a sheet. In there...

    Free Windows

  • PCalc icon


    PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich...

    Commercial Mac iPhone iPad Apple Watch tvOS

  • galculator icon


    galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different...

    Open Source Linux BSD Xfce

  • handyCalc icon


    handyCalc is a powerful calculator with automatic suggestion and solving which makes it easier to learn and use. With almost all the...

    Free Android

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  • CALCU icon


    CALCU is a simple, yet beautiful and powerful calculator. Customize the keypad as your need, change theme as your taste, CALCU is the...

    Freemium Android

  • XCALC icon

    XCALC Discontinued

    XCALC is my little RPN calculator completely free to use, and still downloadable. XCALC is now a DEAD project. No work has been done...

    Open Source Windows Linux

  • Mathdroid icon


    A calculator for Android. Algebraic entry. Full on-screen history (multi-line display). Use your phone's keyboard or on-screen...

    Open Source Android

  • Calcbot icon


    Calcbot is a simple and beautifully designed calculator for your iPhone, iPod touch and iPad. You’ll never open the built-in...

    Freemium Mac iPhone iPad Apple Watch

  • TTCalc icon


    TTCalc is an open source bignum mathematical calculator. It features arithmetical functions, trigonometric functions, inverse...

    Open Source Windows

  • Calculator icon


    The built in Calculator on the iPhone. Calculator is two calculators in one: rotate it to landscape to transform it from basic to...

    Free iPhone iPad

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  • Calculator++ icon


    A multipurpose calculator app with slick and intuitive user interface. Access additional features from the main screen of the app...

    Open Source Android Android Tablet

  • HEXelon MAX icon

    HEXelon MAX

    HEXelon MAX is a science calculator. It solves math expressions like: Sin(Pi)-Root(-8;3)+3. Exchange rates table and currency...

    Free Windows

  • Calculator Plus icon

    Calculator Plus

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

    Free Android

  • Numi icon


    Numi is a little program, that lives in your menu bar. It magically combine calculations with text, and allows you to share...

    Commercial Mac

  • Precise Calculator icon

    Precise Calculator

    Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need....

    Open Source Windows

  • Voice Calculator icon

    Voice Calculator

    Free calculator with voice input for everyday use! ATNSOFT Calculator is a free calculator for everyday use for Android devices...

    Freemium Android Android Tablet

  • Excalibur icon


    Excalibur for Windows 32-bit version is a freeware full featured RPN-only calculator. This is a serious calculator for serious users....

    Free Windows

  • ESBCalc icon


    ESBCalc is a Freeware Scientific Calculator for Windows with Infix Notation, Brackets, Scientific Functions (Trigonometric...

    Freemium Windows

  • Console Calculator icon

    Console Calculator

    Console Calculator is a powerful calculator with a simple console interface. This calculator supports many built-in mathematical...

    Commercial Mac Windows

  • Online Terminal Calculator

    Online terminal based calculator, it is one of the most productive calculator in online, it uses terminal based approach instead of...

    Free Web / Cloud

  • UseTool icon


    UseTool combines converter and calculator in one app and lets you customize the interface by your own taste. We tried to pick for you...

    Free Android

  • Ruvenss Calculator icon

    Ruvenss Calculator

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

    Free Mac Windows Linux Chrome OS

  • BiM icon


    The debut product produced by Chiu Software Systems is BiM, short for "Bc iMproved". BiM is a calculator alternative to the...

    Free Mac

  • eCalc Scientific Calculator icon

    eCalc Scientific Calculator

    An easy to use scientific calculator with many advanced features to help you solve algebra, trigonometry, and engineering math...

    Commercial Mac Windows

  • ECW Expression Calculator icon

    ECW Expression Calculator

    ECW Expression Calculator is an advanced expression calculator with the following features: * display result as...

    Free Windows

  • Calculate icon


    A math expression calculator with persistent memory for variables and functions. Any JavaScript expression can be evaluated. -...

    Free Mac

  • Numeric Notes icon

    Numeric Notes

    Numeric Notes – is not just a totally new way to count, but also possibility to keep and share calculations on your Mac. ...

    Commercial Mac

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