Dev tools · alternatives · 2026

24 alternatives to all-round-calculator

An npm library package to calculate everything you want.

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

1. 1AM
   Advanced Mathematics Library for Node.js and JavaScript▲123

   2012 · github.com · its alternatives →

2. 2CA
   CalcuLaTeX, a pretty-printing calculator language▲230

   2021 · mkhan45.github.io · its alternatives →

3. 3AD
   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 →

4. 4
   NumWorks▲196

   The graphing calculator that makes learning math easier.

   2017 · its alternatives →

5. 5
   Nums App▲65

   A task outliner with a built-in calculator

   2020 · its alternatives →

6. 6
   kalker▲70

   A calculator that supports math syntax, complex numbers, etc

   2021 · its alternatives →

7. 7AB
   A bunch of simple SaaS calculators▲31

   2020 · saasformulas.com · its alternatives →

8. 8
   Webacus▲106

   Swiss-army knife for developers

   2022 · its alternatives →

9. 9VA
   val – An arbitrary precision calculator language▲34

   Wrote this to learn more about the `chumsky` parser combinator library, rustyline, and the `ariadne` error reporting crate. Such a nice DX combo for writing new languages. Still a work in progress, but I thought I'd share :)

   2025 · github.com · its alternatives →

10. 10
    SaaS Annual Deal Calculator▲59

    Everything your sales team need to close more annual deals.

    2021 · its alternatives →

11. 11CC
    Concrete Calculator for your weekend projects around the house▲38

    2018 · concretecalculator.io · its alternatives →

12. 12DA
    dnum − A small TypeScript library to handle decimal numbers▲42

    2023 · github.com · its alternatives →

13. 13CH
    Calculation Hub: Every Calculation Tool You'll Ever Need▲15

    Every Calculation Tool You'll Ever Need. Growing list of calculators, in a clean, simple design.

    2025 · calculation-hub.com · its alternatives →

14. 14
    Programmer Calculator▲4

    A command line calculator made for programmers

    2021 · its alternatives →

15. 15SG
    SaaS Growth Calculator – Calculate growth using common metrics▲23

    2020 · growthcalculator.app · its alternatives →

16. 16
    Calculator Hub▲17

    A collection of useful calculators for various purposes

    2025 · calculation-hub.com · its alternatives →

17. 17
    Fcal▲4

    Open source cross platform calculator for programmers

    2020 · its alternatives →

18. 18
    DIYdigits▲9

    Stop guessing. Free calculators for every home project.

    Feb 2026 · diydigits.com · its alternatives →

19. 19
    Online Calculation Network▲6

    We launched Mathematical Calculator

    2025 · mathematicalcalculator.com · its alternatives →

20. 20TA
    Type and Calculate Anything, Instantly. Numi like Calculator.▲10

    2023 · hissab.io · its alternatives →

21. 21
    All Type Calculator▲6

    Free online tools for all your calculation needs

    2025 · alltypecalculator.com · its alternatives →

22. 22
    GitHub▲5

    Minimal calculator built with core web technologies

    Jan 2026 · github.com · its alternatives →

23. 23CP
    Continuous (Preview) Releases for your NPM libraries▲11

    2024 · github.com · its alternatives →

24. 24
    Calculator App▲5

    "A smarter way to calculate!"

    2025 · ismaeelrj.gumroad.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 →