Free calculators for marketplace sellers to estimate true profit after all costs.
EcomCalctools provides a suite of free, specialized calculators designed for online sellers across major platforms like Amazon, Etsy, and Shopify. It helps entrepreneurs and established businesses accurately determine their net profit by accounting for all hidden and variable costs. The tool factors in marketplace fees, advertising spend, payment processor charges (Stripe, PayPal), shipping expenses, return rates, and platform-specific costs. By delivering a clear picture of true profitability, it enables sellers to make informed pricing decisions, optimize their operations, and avoid unexpected losses. It is a practical, data-driven resource for anyone managing an ecommerce business who wants to move beyond simple revenue calculations.
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Calculates profit after marketplace fees (Amazon, Etsy, Shopify)
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Accounts for advertising costs, shipping, and return rates
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Includes payment processor fees like Stripe and PayPal
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Provides platform-specific cost calculations
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Free-to-use calculator hub for sellers
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An Amazon FBA seller determining the minimum sale price to maintain profitability after referral and fulfillment fees.
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An Etsy shop owner forecasting net income for a new product line including transaction and listing fees.
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A Shopify merchant evaluating the impact of running a paid ad campaign on their final profit margin.
Shopify Apps
Wix Apps
Ecwid Apps
BigCommerce Apps
