Ivan Daniel

Indie builder of practical web tools.

About

Independent web product builder creating practical, transparent tools for business, finance, nutrition, and everyday workflows.

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Tastemaker

Gone streaking

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Maker History

Business Math LabFree business calculators with transparent formulas
Aug 2026

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Joined Product HuntAugust 6th, 2026

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2d ago

Business Math Lab - Free business calculators with transparent formulas

Business Math Lab gives founders, operators, and analysts free calculators for profitability, inventory, workforce costs, customer economics, and SaaS metrics—each with transparent formulas, assumptions, worked examples, and clear interpretation.