Windows Calculator AlternativesTop Calculators and other similar apps like Windows Calculator

Windows Calculator is described as 'A simple yet powerful calculator that includes standard, scientific, and programmer modes, as well as a unit converter. It's the perfect tool to add up a bill, convert measurements in a recipe or other project, or complete complex math, algebra, or geometry problems' and is a Calculator in the os & utilities category. There are more than 100 alternatives to Windows Calculator for a variety of platforms, including Android, Windows, Mac, Web-based and iPhone apps. The best Windows Calculator alternative is SpeedCrunch, which is both free and Open Source. Other great apps like Windows Calculator are Qalculate!, OpenCalc, GeoGebra Scientific Calculator and Calculator You.

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Alternatives list

  1. SpeedCrunch icon

    SpeedCrunch

     293 likes

    SpeedCrunch is a free, fast, high precision open source algebraic calculator with an intuitive interface and many features, such as variables, syntax highlighting, functions, persistent input history & more.

    126 SpeedCrunch alternatives

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
    Dark Mode
     
    |
    6
    Discontinued

    Last release 2016. Only available in Windows 32-bit binary.

    SpeedCrunch vs Windows Calculator Comments
    Top Positive Comment
    nickkiousis
    1

    It is clean, design can be configured, it does it's job as a calculator, it can be set to be always on top of other applications, it keeps history even after closing it. It is the best calculator I have ever used!

    Guest
    Positive
    0

    better hex calculator ,with memory and mixed input

    Guest
    Positive
    1

    Clean and lots of keybinds for speed.

    3 of 6 comments
    • SpeedCrunch is Free and Open SourceWindows Calculator is also Free and Open Source
    • SpeedCrunch is Privacy focusedWindows Calculator is not according to our users
  2. Qalculate! icon

    Qalculate!

     108 likes

    Qalculate! is a multi-purpose cross-platform desktop calculator. It is simple to use but provides power and versatility normally reserved for complicated math packages, as well as useful tools for everyday needs (such as currency conversion and percent calculation).

    115 Qalculate! alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Main window
     
  4. OpenCalc icon

    OpenCalc

     23 likes

    Lightweight Android calculator app offering basic and scientific calculation, customizable themes such as Dark, Light, Amoled, and Material You, history tracking, minimal permissions, portrait and landscape orientation, no internet required, and quick launch.

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Android
    • Android Tablet
    • F-Droid
    OpenCalc screenshot 1
     
    |
    1
    Discontinued

    The project is no longer available on Github. Last version of the app, 3.2.0, released in April 2025, can be still downloaded from F-Droid

    OpenCalc vs Windows Calculator Comments
    Marcus Holloway
    Negative
    0

    This runs on Android, not Windows. Therefore, it is not a viable option for Windows Calculator.

    • OpenCalc is Free and Open SourceWindows Calculator is also Free and Open Source
    • OpenCalc is Privacy focusedWindows Calculator is not according to our users
  5. GeoGebra Scientific Calculator icon

    GeoGebra Scientific Calculator

     9 likes

    Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    GeoGebra Scientific Calculator screenshot 1
     
  7. Calculator You icon

    Calculator You

     6 likes

    Discover the ultimate calculator experience with our beautifully designed app, featuring 60+ stunning color themes to match your style. Whether you're tackling complex scientific equations or simple everyday calculations, our powerful and user-friendly interface makes it all...

    Cost / License

    Application type

    Platforms

    • Android
    • F-Droid
    Calculator You screenshot 1
     
  8. Numara Calculator icon

    Numara Calculator

     10 likes

    A simple but powerful notepad calculator which evaluates expressions as you type.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    Numara Light Theme
     
  9. GNOME Calculator icon

    GNOME Calculator

     13 likes

    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
    Basic Mode
     
    |
    1
    GNOME Calculator vs Windows Calculator Comments
    Guest
    Positive
    -1

    It is well-maintained by many contributors.

    • GNOME Calculator is Free and Open SourceWindows Calculator is also Free and Open Source
  10. Numbat icon

    Numbat

     23 likes

    High precision scientific calculator with full support for physical units (web and terminal versions).

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
    Numbat screenshot 1
     
  11. Soulver icon

    Soulver

     32 likes

    Do you ever grab a calculator & the back of an envelope to work through an idea or problem that involves some math?

    117 Soulver alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    Soulver screenshot 1
     
  12. RealCalc Scientific Calculator icon

    RealCalc Scientific Calculator

     36 likes

    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.

    135 RealCalc Scientific Calculator alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Android
    RealCalc Scientific Calculator screenshot 1
     
    |
    2
    RealCalc Scientific Calculator vs Windows Calculator Comments
    Guest
    Negative
    2

    Not windows operating system. It is for android os only.

    Guest
    Negative
    0

    Mobile App - No program for Desktop

    • RealCalc Scientific Calculator is Freemium and ProprietaryWindows Calculator is Free and Open Source
  13. Numi icon

    Numi

     27 likes

    Numi is a handy calculator app for macOS. It allows to describe tasks the natural way and instantly get an accurate answer. For example, $20 in euro - 5% discount or today + 2 weeks. Numi is not limited to simple calculations, it can solve expressions of any complexity, with...

    124 Numi alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Terminal
    Numi screenshot 1
     
    |
    2
    Numi vs Windows Calculator Comments
    Paul Theodoropoulos
    Negative
    0

    It's a MacOS application, listed as an alternative for the Windows Calculator. Duh...

    Guest
    Negative
    0

    It is not a windows application, so it cannot be a windows calculator alternative. They don't share a platform.

    • Numi is Freemium and ProprietaryWindows Calculator is Free and Open Source
    • Numi is MinimalisticWindows Calculator is not according to our users
  14. PCalc icon

    PCalc

     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...

    150 PCalc alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • iPhone
    • iPad
    • Apple Watch
    • Apple TV
    PCalc screenshot 1
     
12 of 130 Windows Calculator alternatives