Revenue & COGS
Amazon Fees
Logistics & Misc
Net Profit Per Unit
Profit Margin: 0.00%
$0.00
0.00%
Selling below $0.00 will result in a loss.
Calculate your Amazon FBA fees, profit margins, and ROI instantly. The essential tool for professional Amazon sellers to optimize their bottom line.
Net Profit Per Unit
Profit Margin: 0.00%
$0.00
0.00%
Selling below $0.00 will result in a loss.
Selling on Amazon is a game of numbers. While the Fulfillment by Amazon (FBA) program offers incredible scale and logistics support, it comes with a complex fee structure that can catch even experienced sellers off guard. Our amazon fba revenue calculator free is designed to strip away the mystery, providing you with a clear, unit-level view of your profitability. Whether you are sourcing a new private label product or auditing your current catalog, knowing your net profit after all fees is the difference between a thriving business and a costly hobby.
To use an FBA profit estimator effectively, you must understand the two primary pillars of Amazon's charges. First is the Referral Fee, which is essentially Amazon's commission for bringing you a customer. This usually sits at 15% for most categories. Second is the Fulfillment Fee, a flat fee based on the size and weight of your product that covers storage, picking, packing, and shipping.
By using our tool, you can simulate different pricing tiers to see how they impact your ROI. For instance, a small price increase might move you into a different referral fee bracket or simply provide the cushion needed to cover rising inbound shipping costs.
Calculating profit isn't just about subtracting the cost of the item from the sale price. To get a true "net" figure, you must account for:
Our calculator integrates these variables to give you a real-time profit margin. If you are also selling on other platforms, you might find our Shopify Profit Calculator or Etsy Fee Calculator useful for comparing multi-channel profitability.
Every Amazon seller needs to know their "floor"—the absolute lowest price they can sell a product for without losing money. Our amazon fba revenue calculator free automatically calculates this break-even point. This is vital during competitive "price wars" or when running aggressive liquidation sales. If you know your break-even is $14.50, you won't accidentally set your automated repricer to $13.99 and drain your bank account.
For a broader look at your business health beyond just Amazon, check out our ROI Calculator to see how your capital is performing across all investments.
Amazon typically updates its FBA fee structure once a year, usually in the first quarter. They also adjust storage fees seasonally, with higher rates during the Q4 holiday period (October–December).
While it varies by category, most successful FBA sellers aim for a net profit margin of 20% to 30%. A margin below 15% leaves very little room for advertising (PPC) and unexpected costs.
You can include your estimated PPC cost per unit in the "Other Costs" field. To find this, divide your total monthly ad spend by the number of units sold.
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