SadhanaBuilds

Indie dev · Free web tools

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Indie developer building free, practical web tools for students and professionals. Started with OnlineScientificCalc — a Casio-style scientific calculator for the web. Always working on the next idea.

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Online Scientific Calculator

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Maker History

OnlineScientificCalcFree Casio-style scientific calculator for the web
Sep 2026

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Joined Product HuntSeptember 13th, 2026

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5h ago

OnlineScientificCalc - Free Casio-style scientific calculator for the web

Free browser-based scientific calculator with a familiar Casio-style experience and Natural-V.P.A.M. display. Solve fractions, equations, calculus, trigonometry, statistics, and more in one place. Fast, private, mobile-friendly, and works without an account or installation.