Alternatives
Products that do what Nuumia does
Free, simple calculators. Better UX, no account needed
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29 free calculators that show their work — no black boxes
24d ago · calculatorcenter.online
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I built a browser-based TI-84 calculator that works without installation or login. It's useful for students who don’t have the physical calculator or just need a quick way to check something. Would love feedback or suggestions!
2025 · ti84-online.com
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242 free calculators, no signup, answer in one screen
12d ago · calculatorcastle.com
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Features: 200+ unit converters in Area, Length, Mass, Speed, Temperature, and Time categories; Precision: up to 28 decimal places; Conversion formulas with examples; Neat UI with light/dark theme. Enjoy using it.
2024 · betaconvert.com
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A spent a few days designing and programming a calculator app that I thought would be intuitive and simple. It utilizes a single gesture control as well as shake detection. It's free for iPhone: http://itunes.apple.com/us/app/numbrs/id517346105?mt=8 If you download it, let me know what you think.
2012
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150+ free calculators for everyday decisions
20d ago · onlinecalculatortools.com
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2015 · urlcalc.com
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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
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Every calculator you need, in one free beautiful app
5d ago · calciverse.com
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