Before you start
What you need
Unit cost, selling price, and currency.
Finance & Business Finance
Retail Margin Calculator
Separate gross margin from markup using one unit cost and selling price.
- 01Private browser calculation
- 02Assumptions stay visible
- 03CSV and print ready
Transparent method
How this calculation works
Gross profit is selling price minus unit cost. Margin divides profit by selling price, while markup divides profit by cost.
Useful output
What you receive
Gross margin, unit profit, cost markup, assumptions, and CSV.
Decision guardrail
What this does not decide
Gross margin is not net profit and excludes overhead, tax, discounts, fees, returns, and unsold inventory.
Practical uses
Where this tool helps
- Check a shelf-price margin.
- Explain margin versus markup.
- Review a promotional price floor.
Data boundary
Financial inputs remain local
Calculations and report generation run in your browser. Nirmion does not upload, retain, or recover the values entered here. The public catalogue request contains only the tool slug.