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 · its alternatives →

2. 2
   Inseries 3▲92

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

   2019 · its alternatives →

3. 3
   CalcMate▲88

   calculate numbers, dates, units within notes

   2023 · its alternatives →

4. 4
   Subtle Calculator▲110

   A Simple & Gorgeous Android Calculator for Everyday Use

   2021 · its alternatives →

5. 5
   TCal▲58

   Notepad calculator app

   2022 · its alternatives →

6. 6CA
   CalcuLaTeX, a pretty-printing calculator language▲230

   2021 · mkhan45.github.io · its alternatives →

7. 7AD
   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 →

8. 8
   Calsy▲78

   Calculating systems

   2023 · its alternatives →

9. 9
   Desktop Calculator▲8

   Calculate on Home Screen (iOS 17 Interactive Widget)

   2023 · its alternatives →

10. 10
    Calculator Notepad▲75

    A free-form calculator for Chrome

    2022 · its alternatives →

11. 11
    Calculator App▲5

    "A smarter way to calculate!"

    2025 · its alternatives →

12. 12
    Time Calc▲93

    Calculator to perform elementary operations on units of time

    2017 · its alternatives →

13. 13
    Plusly Calculator▲58

    Simple, powerful, and redesigned calculator for Apple Watch

    2022 · its alternatives →

14. 14
    Recher Calculator▲58

    Awesome gesture-based calculator. Beautifully designed.

    2014 · its alternatives →

15. 15
    Calculator all-in-one▲6

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

    Oct 2025 · apps.apple.com · its alternatives →

16. 16
    smart calculator

    Simple and fast calculator for everyday use

    Mar 2026 · mediafire.com · its alternatives →

17. 17
    Designable Calculator▲9

    Where design meets calculation

    2024 · its alternatives →

18. 18
    Note Cal ▲3

    A smart Note Calculator

    Jan 2026 · play.google.com · its alternatives →

19. 19
    on.equals▲2

    Number one choice for smart calculators.

    May 2026 · onequals.com · its alternatives →

20. 20
    CalcXpert: Everyday Calculator▲12

    "All-in-one calculator app for life, Health, Math Finances "

    2024 · its alternatives →

21. 21
    Business Calculator▲7

    A new calculator UI with numpad & voice input for faster ops

    2025 · play.google.com · its alternatives →

22. 22
    CalcPlay▲20

    A Calculator with Animations

    2025 · its alternatives →

23. 23
    MyCalculatorTools.com▲7

    Smart – All in One Calculator Online

    2025 · its alternatives →

24. 24
    HandCal Handwriting Calculator▲6

    Calculate by writing with your finger

    2025 · 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 →