Markup Calculator
Selling price, profit, and margin from cost and markup.
$
%
How it works
Selling price = cost × (1 + markup ÷ 100). Margin = profit ÷ selling price × 100, so it is always lower than the markup.
FAQ
Is this calculator free?
Yes. No signup is needed and nothing you enter is stored.
Is the result exact?
Results are rounded for display. For financial, medical, or legal decisions, confirm with a professional.
Do my numbers leave my device?
No. The calculation runs in your browser.