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Embeds & Free Usage

All Calculover calculators are free to embed on your website or blog. Every calculator page includes a responsive iframe snippet in its Share/Embed menu with zero API keys or attribution fees required.

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Formula & Data Verification

Every calculator implements published primary sources — including IRS Revenue Procedures, SSA parameters, CFPB lending rules, NIH/WHO clinical references, and building codes (ACI/NEC). Complete formulas and vanilla JS logic are published on every page.

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100% Client-Side Privacy

Every computation happens entirely in your local browser runtime using client-side JavaScript. We never transmit, store, or log personal financial or health numbers to any server.

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