Plus42 Alternatives

Plus42 is described as 'Advanced scientific programmable calculator, based on Free42. Free42, in turn, complete re-implementation of the HP-42S scientific programmable RPN calculator, which was made from 1988 until 1995 by Hewlett-Packard' and is a Calculator in the education & reference category. There are more than 25 alternatives to Plus42 for a variety of platforms, including Windows, Android, Mac, Linux and Web-based apps. The best Plus42 alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Plus42 are Qalculate!, fxSolver, Numbat and Numi.

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Alternatives list

  1. A calculator with the basic functions and a customizable widget.

    Cost / License

    Application type

    Alerts

    • Warning

    Platforms

    • Android
    • Android Tablet
    • F-Droid
     
  2. Mathway icon
     12 likes

    Mathway provides students with the tools they need to solve their math problems. With tens of millions of problems already solved, Mathway is the #1 online problem solving resource available for students, parents, and teachers.

    46 Mathway alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • iPad
    • Android Tablet
     
  3. Calculator is an application that solves mathematical equations and is suitable as a default application in a GNOME Desktop environment.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Linux Mobile
    • Flathub
    • GNOME
    • Flatpak
     
  4. 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 RealCalc Plus. See elsewhere on this page for the l.

    138 RealCalc Scientific Calculator alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Android
     
  5. Calca icon
     8 likes

    Calca is a powerful symbolic calculator that updates as you type giving you instant answers. It solves equations and simplifies complex expressions. It's also a rich Markdown text editor so that you can explain your ideas alongside your calculations.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • iPhone
    • iPad
     
  6. Kalk is a convergent calculator application built with the Kirigami framework. Although it is mainly targeted for mobile Linux platforms, it can also be used on the desktop.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • KDE Plasma
    • Linux Mobile
    • Flathub
    • Plasma Mobile
     
  7. galculator icon
     10 likes

    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).

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Linux
    • BSD
    • Xfce
     
  8. PCalc icon
     14 likes

    PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a...

    154 PCalc alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    • Apple TV
     
  9. OpalCalc icon
     21 likes

    OpalCalc is a brand new type of calculator for the PC. As easy to use as Notepad or a word processor, OpalCalc allows natural language in the sum and multi-line support so you can go back and adjust your previous calculations on the fly.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
     
  10. Calcbot icon
     12 likes

    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.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
     
  11. kalker icon
     4 likes

    A calculator with syntax highlighting that supports user-defined variables and functions, math-like syntax, and some more advanced operations such as derivation and integration (estimate), and complex numbers.

    35 kalker alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Self-Hosted
     
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