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Inventory & Sourcing Calculators
Use these inventory calculators to decide what to buy, when to restock, how fast products are selling, and how much money is trapped in unsold stock.
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Decide what to buy
↑ Back to sectionsModel sourcing, ROI, and wholesale lots before you commit cash.
Sourcing Calculator
Max recommended sourcing price for your target margin.
Lot Profit Check
Projected profit and ROI on a wholesale, auction, or storage lot.
Amazon FBA Product Sourcing Calculator
Estimate landed cost, Amazon fees, profit, and ROI before placing an inventory order.
Amazon FBA ROI Calculator
Estimate ROI, profit margin, and profit per unit for any FBA product.
Wholesale Pricing Calculator
Wholesale price, profit per unit, bulk profit, and minimum profitable price.
Plan restocks
↑ Back to sectionsTime reorders so you don't run out or overbuy.
Measure inventory health
↑ Back to sectionsCheck how fast stock actually moves.
Understand dead stock and launches
↑ Back to sectionsValue trapped cash and price new-product launches realistically.
Related calculator topics
Pricing Calculators
Find calculators for product pricing, handmade pricing, wholesale pricing, printable pricing, minimum profitable price, price changes, and custom orders.
Profit Calculators
Calculate net profit, profit margin, order profit, batch profit, contribution margin, product profitability, and real business profit.
Shipping & Refund Calculators
Calculate shipping profit, free shipping impact, return costs, refund losses, partial refunds, chargebacks, return shipping decisions, and monthly return rate impact.
Also explore the Selling & Business hub, platform-specific Seller Tools, and Business Tools.