Free tools
Free calculators for marketplace sellers: profit, selling price, break-even, VAT and volumetric weight. No sign-up needed.
No sign-in needed. Calculations run in your browser and nothing you enter is saved.
Profit calculator
Work out your net profit per product, your margin and the lowest price at which you do not lose money.
Selling price calculator
Find the lowest price at which you can sell your product and still reach the profit you aim for.
Break-even calculator
Find how many units you must sell to cover your monthly fixed costs, and the lowest price at which you do not lose money.
VAT calculator
Extract VAT from a price that includes it, or add VAT to an amount that excludes it.
Volumetric weight calculator
Find your package's volumetric weight and the chargeable weight the carrier will bill.