Dev tools · alternatives · 2026
24 alternatives to Webacus
Swiss-army knife for developers
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Webacus launched in 2022; newer entries below may have overtaken it.
- 1AD
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 →
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- 3
A free-form calculator for Chrome
2022 · chromewebstore.google.com · its alternatives →
- 4
A developer tool to determine how much you should be making
2017 · stackoverflow.com · its alternatives →
- 5
A collection of useful calculators for various purposes
2025 · calculation-hub.com · its alternatives →
- 6
Build website calculators with no code, just spreadsheets
2024 · calculatorstudio.co · its alternatives →
- 7
Everything your sales team need to close more annual deals.
2021 · drive.google.com · its alternatives →
- 8CC
2018 · concretecalculator.io · its alternatives →
- 9
- 10
Your free online calculator repository for all of your needs
2025 · its alternatives →
- 11
Calq.dev▲7Free online calculators for everyday math and planning
Nov 2025 · calq.dev · its alternatives →
- 12
Crunch numbers using functional programming!
2025 · rohanphanse.github.io · its alternatives →
- 13
- 14
All In One Tools 100+ Smart Tools, Calculators & Converters
Jul 2026 · play.google.com · its alternatives →
- 15
A command line calculator made for programmers
2021 · alt-romes.github.io · its alternatives →
- 16
- 17AB
2020 · saasformulas.com · its alternatives →
- 18
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- 20
- 21
- 22
Every Calculation Tool You'll Ever Need. Growing list of calculators, in a clean, simple design.
2025 · calculation-hub.com · its alternatives →
- 23
Never leave your browser to make a quick calculation
2024 · chromewebstore.google.com · its alternatives →
- 24
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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 →