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Free Amazon FBA calculators

Run the numbers behind your wholesale FBA business — no account, nothing saved. Export any result as a PDF.

Prep center ROI calculatorIs a prep center worth it? Put a price on your prep hours, add supplies and driving, and compare with a per-unit fee.Open the calculator
Cash-flow velocity simulatorSame margin, different speed. Compare a fast and a slow inventory cycle when every dollar of profit is reinvested.Open the calculator
Value equation calculatorRate your offer from 0 to 10 on the four levers of the value equation and see how desirable it is.Open the calculator
Credit-card float calculatorEnter your cards and the purchase. We pick the card whose next due date is farthest away while keeping utilization in check. Nothing is saved.Open the calculator

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MrFBA members get validated Amazon.ca wholesale leads with ROI, Keepa sales and margins — Bronze is free.

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