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Ranked chart · Learning & Education

Best Calculators in 2026

Calculator software covers everyday arithmetic along with scientific, graphing, equation-solving and financial work. This list also compares free plans, paid starting prices, offline mode and calculation history. If you use a Xiaomi, Redmi or POCO phone, check for an Android app before choosing. Platforms in this category can include Android, web, iOS, Windows, macOS and Linux, so confirm support for your other…

21 appsSorted 13 Nov 2026How we rank
18.2
Mathway logo

Mathway is an AI-powered math solver and calculator for students, available on Android, iOS, web, and Windows.

Free planAndroidiOSWeb
From $39.99 a year
27.3

GeoGebra is a dynamic mathematics platform combining geometry, algebra, spreadsheets, graphing, statistics, and calculus.

Free planAndroidiOSWeb
Free plan
  1. 4
    5.4
  2. 5

    Soulver

    iOSmacOS
    5.4$59 one-time
  3. 6

    Calc Pro

    AndroidiOSWebWindows
    5.3
  4. 7

    CASIO Calculator Software

    AndroidiOSmacOSWindows
    5.2
  5. 8
    5.2$160 one-time
  6. 9

    Omni Calculator

    AndroidWeb
    5.0
  7. 10
    4.9
  8. 11
    4.8
  9. 12

    GraphCalc

    WebLinuxWindows
    4.8
  10. 13

    Numi

    LinuxmacOSWindows
    4.8
  11. 14

    Qalculate!

    LinuxmacOSWindows
    4.8
  12. 15
    4.7
  13. 16
    4.7
  14. 17
    4.6
  15. 18
    4.6
  16. 19
    4.6
  17. 20
    4.5
  18. 21
    4.4

Choosing well

Check Android and other platforms

Start by confirming that the calculator has an Android app if you plan to use it on a Xiaomi, Redmi or POCO phone or tablet. A web version can help when an app is not available.

Also check support for Windows, iOS, macOS or Linux if you switch devices. Platform coverage differs between tools.

Compare free plans, trials and paid pricing

A free plan can cover basic calculator needs without a subscription. Freemium tools may combine free access with paid features.

For paid software, compare the listed starting price and trial period. A trial can let you evaluate a tool before paying, while a free plan has no stated purchase requirement.

Match the functions to your work

Use the comparison fields to check for scientific functions, graphing, equation solving and financial functions. Choose the set that matches the problems you need to solve.

A simple four-function calculator may suit routine arithmetic, while scientific or graphing work calls for broader tools.

Look for offline use and history

Offline mode matters when you need calculations without a connection. Check whether the tool supports it on the platform you use.

Calculation history can make it easier to review or reuse previous results. Confirm that this feature is included before choosing.

Questions people ask

Are these calculators available on Android?

Android is one of the platforms represented in this category, but support varies by tool. Check the individual listing before installing on a Xiaomi, Redmi or POCO device.

Can I use a calculator without paying?

The category includes free plans and freemium options. Paid software may instead offer a trial, so compare the pricing details for the tool you want.

Which platforms are covered?

Listed platforms can include Windows, web, iOS, Android, macOS and Linux. Confirm the exact platform support for your chosen calculator.

Can these tools solve equations or draw graphs?

Equation solving and graphing are comparison fields for this category. Check a tool's feature details to see which functions it provides.

Do calculators work offline?

Offline mode is one of the comparison fields. Check the listing and the platform version to confirm whether calculations work without an internet connection.

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