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Best Scientific Calculator Apps in 2026

Scientific calculator apps support advanced calculations such as equation solving, statistics, programmable functions, complex numbers and matrix operations. This list covers tools for Linux, Windows, macOS, Android, iOS and the web.

  1. 1

    Avidemux

    Free plan Open source LinuxMacWeb+1
    9.2 Free plan Visit site
  2. 2

    GeoGebra

    by GeoGebra
    Free plan AndroidAPIiPhone+4

    Choose GeoGebra for a broad set of mathematics tools, classroom resources, and teacher progress features across web, desktop, and mobile.

    7.4 Free plan Visit site
  3. 3

    AlexCalc

    Free plan AndroidiPhoneMac+1
    6.6 Free plan Visit site
  4. 4

    Calcrivo Scientific Calculator

    Free plan AndroidiPhoneLinux+3
    6.5 Free plan Visit site
  5. 5

    BlakeCalc

    Free plan AndroidiPhone
    6.3 Free plan Visit site
  6. 6

    Castiel

    Free plan AndroidLinuxWindows
    6.3 Free plan · paid from $2 Visit site
  7. 7

    Free42

    Free plan AndroidiPhoneLinux+2
    6.3 Free plan Visit site
  8. 8

    Alcula Scientific Calculator

    Free plan Web
    6.2 Free plan Visit site
  9. 9

    Kalker

    Free plan AndroidLinuxMac+2
    6.2 Free plan Visit site
  10. 10

    CalcTastic

    Free plan Android
    6.1 Free plan Visit site
  11. 11

    NCalc Scientific Calculator

    Free plan iPhoneMac
    6.1 Free plan Visit site
  12. 12

    Numbat

    Free plan LinuxMacWeb+1
    6.1 Free plan Visit site
  13. 13

    CalculatorSoup Scientific Calculator

    Free plan Web
    6.0 Free plan Visit site
  14. 14

    HiPER Scientific Calculator

    Free plan AndroidiPhone
    6.0 Free plan Visit site
  15. 15

    Desmos Scientific Calculator

    Free plan Web
    5.9 Free plan Visit site
  16. 16

    Galculator

    Free plan Linux
    5.9 Free plan Visit site
  17. 17

    Wolfram|Alpha

    Free plan AndroidiPhoneMac+2
    5.9 Free plan Visit site
  18. 18

    GNOME Calculator

    Free plan Linux
    5.8 Free plan Visit site
  19. 19

    Hypatia

    Free plan Windows
    5.8 Free plan Visit site
  20. 20

    PCalc

    Free plan iPhoneMac
    5.8 Free plan · paid from $9.99 Visit site
  21. 21

    Qalculate!

    Free plan LinuxMacWindows
    5.8 Free plan Visit site
  22. 22

    RealCalc Scientific Calculator

    Free plan Android
    5.8 Free plan Visit site
  23. 23

    KCalc

    Free plan Linux
    5.7 Free plan Visit site
  24. 24

    Microsoft Calculator

    Free plan Windows
    5.7 Free plan Visit site
  25. 25

    Panecal Scientific Calculator

    Free plan AndroidiPhone
    5.7 Free plan Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Compare free plans, paid starting prices, supported platforms and offline mode. If code access matters, check the licence for open-source projects before choosing; check trial terms where a paid option is offered.

Questions

Are free scientific calculator apps available?

Yes. Apps on this list offer free plans, including tools marked as free and freemium.

Which platforms do these calculator apps support?

Platform support across the list includes Linux, Windows, macOS, Android, iOS and the web.

Can I find open-source scientific calculator code?

Yes. Open-source code is offered by apps on this list. Check the licence for the project you are considering.

Do these apps support equation solving and matrices?

Equation solving and matrix operations are comparison fields for this list. Check an app's details for the functions you need.

Which listed tools have paid options?

Ans Scientific Calculator is paid from £4.99. Castiel has a free plan with paid access from $2.

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