Commerce · alternatives · 2026
24 alternatives to Hissab
Hissab is a strict, unit-aware natural-language calculator for exact units, dates, finance, developer math, and AI-agent workflows. Free, open-source, and installable.
Numi is a calculator application that lets users type and compute mathematical expressions instantly. Designed for anyone needing quick calculations, it functions as a flexible alternative to traditional calculators.… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Hissab launched in 2023; newer entries below may have overtaken it.
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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 →
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2015 · parnold-x.github.io · its alternatives →
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Hi all, just posting an update to my previous Show HN, where I announced a side-project I worked on which was a (web version) of a multi-user, notepad style calculator: https://news.ycombinator.com/item?id=31817997 After a couple of user requests (and having a good think about it) I decided to migrate the web UI to create a Mac and Windows desktop app. After using it a little bit, I feel this is a much better experience than the webapp, and reduces a lot of the friction if I wanted to run a few small calculations. You can find the download links below:…
2022 · figr.app · its alternatives →
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Numle▲69Fun math numbers game app with mechanics similar to Wordle
2022 · grafing.hr · its alternatives →
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CalPal▲105I built this using React/Next.js. The parsing logic uses [library/custom regex]. Added Gemini API support so users can generate budget templates dynamically. No ads, just a tool.
Jan 2026 · trycalpal.app · its alternatives →
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2012 · thumbtack.com · its alternatives →
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Terminal based bit manipulator in ncurses. Contribute to mellowcandle/bitwise development by creating an account on GitHub.
2019 · github.com · its alternatives →
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Features: Natural language math: percentages, units, currencies Live exchange rates (152 currencies + BTC) Vim keybindings (Normal/Insert modes, hjkl, dd, etc.) Variables and running totals Syntax highlighting Stack: Ratatui + Pest (PEG parser) + Tokio Install: # macOS brew tap nasedkinpv/tap && brew install numr # Arch yay -S numr GitHub: https://github.com/nasedkinpv/numr Would love feedback on the code structure—it's a workspace with separate crates for core, editor, TUI, and CLI.
Nov 2025 · github.com · its alternatives →
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Numbrrrs▲90The ios-style calculator that knows you(a tad too well)
2025 · numbrrrs.app · its alternatives →
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The hardest data science tournament on the planet. Predict the stock market with AI to power our hedge fund.
2015 · numer.ai · its alternatives →
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Hello, I just launched a new tool on Universal-Calculator.com — a clean, fast, and free Loan Calculator to help anyone estimate monthly payments, interest costs, and total loan repayments. Key Features: Supports personal, home, car, student, and business loans Calculates monthly payments, total interest, and amortization Built with vanilla JS + TailwindCSS for performance Fully mobile responsive and zero ads No data tracking, just a simple and fast tool Why I built it: Most online calculators are either bloated with ads or unintuitive. I wanted something that just works — fast,…
2025 · universal-calculator.com · its alternatives →
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EMI Calculator | Calculate EMI
2025 · visualemicalculator.com · its alternatives →
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A new calculator UI with numpad & voice input for faster ops
2025 · play.google.com · its alternatives →
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Calculator with attitude Hidden easter eggs + yearly Wrapped
Nov 2025 · apps.apple.com · its alternatives →
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Your one-stop solution for daily calculations & conversions.
2025 · fluitionsphere.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 →