Enter your numbers below to instantly see your net profit, margin, ROI, and break-even price. Free, no signup — recalculates as you type.
Your net profit = sale price − (product cost + Amazon referral fee + FBA fee + shipping + storage/other). Margin is profit ÷ sale price. ROI is profit ÷ product cost — the number that tells you how hard your money is working. Aim for a margin above 25% and ROI above 50% to stay healthy after returns and PPC.
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