Work · alternatives · 2026

24 alternatives to inst Calculator

Functionality meets simplicity, calculate with ease

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. inst Calculator launched in 2022; newer entries below may have overtaken it.

1. 1
   iPad Calculator▲188

   Revolutionizing calculations on iPad – smarter, faster, best

   2024 · apple.com · its alternatives →

2. 2
   Inseries 3▲92

   A smart, spreadsheet-like calculator app for iPhone & iPad

   2019 · inseriesapp.com · its alternatives →

3. 3
   CalcMate▲88

   calculate numbers, dates, units within notes

   2023 · accounts.google.com · its alternatives →

4. 4
   Subtle Calculator▲110

   A Simple & Gorgeous Android Calculator for Everyday Use

   2021 · play.google.com · its alternatives →

5. 5
   iCalculatorX▲70

   All-in-one calculator for iPad and iPhone

   2021 · apps.apple.com · its alternatives →

6. 6
   CalPal▲70

   A super simple calculator with instant as you type results

   2019 · apps.apple.com · its alternatives →

7. 7
   TCal▲58

   Notepad calculator app

   2022 · apps.apple.com · its alternatives →

8. 8CA
   CalcuLaTeX, a pretty-printing calculator language▲230

   2021 · mkhan45.github.io · its alternatives →

9. 9AD
   All desktop software calculators are wrong, so I had to build my own▲286

   A new calculator software cannot really bring attention (https://chachatelier.fr/chalk/) However, I wrote a full article explaining why I had to build something "new" that does not behave like usual desktop calculator softwares : TL;DR All "small" calculator softwares I know share the same design flaws. And the GUI is not the only stumbling block in their poor efficiency. Handling correctly numerical approximations - expected or not - is crucial to trust the results. It is usually not done in lightweight tools. It should. So I prove that if I could do it, OS manufacturers…

   2022 · its alternatives →

10. 10
    (Not Boring) Calculator▲77

    This app is not for you.

    2021 · notbor.ing · its alternatives →

11. 11
    IOS Calculator for Android▲63

    Visually Impressive Highly functional All-in-one!

    2016 · play.google.com · its alternatives →

12. 12
    Calsy▲78

    Calculating systems

    2023 · zastudio.dev · its alternatives →

13. 13
    Desktop Calculator▲8

    Calculate on Home Screen (iOS 17 Interactive Widget)

    2023 · desktop-calculator.com · its alternatives →

14. 14
    Calculator Notepad▲75

    A free-form calculator for Chrome

    2022 · chromewebstore.google.com · its alternatives →

15. 15
    Calculator App▲5

    "A smarter way to calculate!"

    2025 · ismaeelrj.gumroad.com · its alternatives →

16. 16
    All-in-one Calculator▲7

    40+ calculators and unit converters for everyday use

    2018 · apps.apple.com · its alternatives →

17. 17
    Simpleator▲62

    A simple calculator for complicated math

    2019 · simpleator.com · its alternatives →

18. 18
    Plusly Calculator▲58

    Simple, powerful, and redesigned calculator for Apple Watch

    2022 · its alternatives →

19. 19
    Recher Calculator▲58

    Awesome gesture-based calculator. Beautifully designed.

    2014 · rechner-app.com · its alternatives →

20. 20
    Calculator all-in-one▲6

    All-in-one calculator: scientific, unit, currency & more

    2025 · apps.apple.com · its alternatives →

21. 21
    #calculator▲2

    Fast & easy maths calculations

    2019 · apps.apple.com · its alternatives →

22. 22
    MyScript Calculator 2▲8

    The easiest way to calculate

    2019 · myscript.com · its alternatives →

23. 23AO
    An Open-Source iPad Calculator and Why Your App Won’t Make Any Money▲10

    2018 · medium.com · its alternatives →

24. 24
    Designable Calculator▲9

    Where design meets calculation

    2024 · apps.apple.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →