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Margin & Markup

Work out profit margin and markup. Everything happens locally in your browser, so it is fast and completely private. Nothing you enter is uploaded.

Free · no sign-up Calculators

About the Margin & Markup

Work out profit margin and markup. Everything happens locally in your browser, so it is fast and completely private. Nothing you enter is uploaded.

Is this tool free?

Yes — it is completely free, with no sign-up or watermark.

Is my data private?

Yes. It runs entirely in your browser, so nothing you paste or upload ever leaves your device.