Life & fun · alternatives · 2026
24 alternatives to Simple calculator, try urlcalc.com/1+2
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Simple calculator, try urlcalc.com/1+2 launched in 2015; newer entries below may have overtaken it.
- 1
I launched NumPad v1 on here a few years ago, and back then it wasn't much more than a thin CodeMirror wrapper around the calculator engine I'd written. Now I've rewritten it as a PWA that supports multiple documents, persists them to IndexedDB, and has a syncing service for paying customers. Syncing is handled by Automerge[1] under the hood, which should make it relatively easy to get document sharing working too. [1] https://automerge.org/
2022 · numpad.io · its alternatives →
- 2
- 3IG
I’ve always found that online calculators tend to have bad UIs, especially on mobile. Most of the calculator websites I’ve come across use outdated and inconvenient ways of inputting data, or they format the results in confusing ways. I’ve noticed that fraction calculators (especially mixed fractions) are terrible to use, even on desktop. I haven’t built one of those yet, but it’s something I’m planning to tackle soon. This is a project I’ve always wanted to work on, but I’m relatively new to this space. So far, I’ve created a collection of simple calculators focused on math and finance. I’d…
2025 · its alternatives →
- 4
A simple command-line calculator written in Go. Contribute to alfredxing/calc development by creating an account on GitHub.
2015 · github.com · its alternatives →
- 5
- 6NS
2020 · type-calc.herokuapp.com · its alternatives →
- 7PG
2019 · founderhacker.com · its alternatives →
- 8
- 9IS
2017 · datasilos.org · its alternatives →
- 10CC
2014 · chmodcalc.com · its alternatives →
- 11
A free, AI-powered CAC calculator—so it finally make cents.
2025 · caculator.flyweel.co · its alternatives →
- 12CT
2018 · financialtoolbelt.com · its alternatives →
- 13AC
2022 · thetinytools.com · its alternatives →
- 14TS
2025 · surprisal.onrender.com · its alternatives →
- 15
200+ free online calculators for math — free & instant
Jun 2026 · unitedcalculator.net · its alternatives →
- 16
I Built a Comprehensive Suite of Free Online Tools: 300+ Calculators, Converters, and Random Generators After months of coding and development, I'm excited to share my website offering a vast collection of free online calculators, unit converters, and random generators all in one place. This project was created to simplify everyday tasks and provide accurate tools for various needs. What You'll Find on My Site: Calculators: - Financial tools: ROI, APY, mortgage calculators - Business tools: Break-even, commission calculators - Mathematics: From basic to advanced functions - Health: BMI, BMR,…
2025 · calculatinghub.com · its alternatives →
- 17
Free Online General Weighted Average Calculator
2025 · mycalsuite.com · its alternatives →
- 18
A Subscription Business Calculator
2015 · sell.cratejoy.com · its alternatives →
- 19
Really simple, but sometimes really useful...
2017 · chromewebstore.google.com · its alternatives →
- 20IB
2020 · taxmygig.com · its alternatives →
- 21CW
2020 · lambdaxl.com · its alternatives →
- 22
- 23
- 24
LineCalc▲7Free online calculator with real-time collaboration
Dec 2025 · linecalc.com · its alternatives →
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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 →