Is the Amazon FBA profit calculator free?

Yes. You can calculate in your browser without signing up or submitting your entered values. Site analytics follow your cookie preferences.

How is contribution per unit calculated?

Subtract the entered COGS, referral fee, fulfillment fee, inbound shipping and other costs from revenue per unit. The result is before advertising and any costs you have not entered. The referral fee estimate uses your entered percentage. Check current category rules and minimum fees separately.

What margin does my product need?

The required margin depends on your costs, ad budget and profit target. This worksheet estimates the amount left before advertising from the costs entered.

Is the Amazon FBA profit calculator free?

Yes. You can calculate in your browser without signing up or submitting your entered values. Site analytics follow your cookie preferences.

How is contribution per unit calculated?

Subtract the entered COGS, referral fee, fulfillment fee, inbound shipping and other costs from revenue per unit. The result is before advertising and any costs you have not entered. The referral fee estimate uses your entered percentage. Check current category rules and minimum fees separately.

What margin does my product need?

The required margin depends on your costs, ad budget and profit target. This worksheet estimates the amount left before advertising from the costs entered.

Free tool

FBA Profit Worksheet.

Enter your price and costs to estimate contribution per unit, margin, and return on entered product costs before advertising.

// Inputs

Your Unit Economics

Sale Price ($)

Revenue per unit after seller-funded discounts. Count each discount once.

Product Cost / COGS ($)

Manufacturing + prep cost per unit.

Referral Fee (%)

Amazon's category cut. 15% for most categories.

FBA Fulfillment Fee ($)

Pick/pack/ship fee from your ASIN fee preview.

Inbound Shipping / Unit ($)

Freight to Amazon, per unit. Enter 0 if not applicable.

Other Costs / Unit ($)

Returns reserve, storage, misc. Enter 0 if not applicable.

// Results

Profitability Results

Estimated Contribution / Unit$11.59

After the costs you enter, before advertising. Costs omitted from the inputs are not included.

Contribution Margin38.7%

Return on Entered Product Costs

Contribution ÷ (COGS + inbound shipping + other costs).

136.4%

Referral + Fulfillment Fees / Unit$9.90

Before advertising

Compare this contribution with your ad budget and any costs not included above.

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