Ecommerce
Product Profit Calculator
Use OmniCalc's product profit calculator to estimate net profit, margin, markup, and break-even price from selling price, product cost, shipping, fees, and ad spend.
Ecommerce
Use ecommerce calculators for product profit, pricing, fees, shipping, acquisition, and inventory decisions without spreadsheet friction.
Featured calculators
These are the best starting points when you want a fast answer without digging through the full list first.
The ecommerce calculator hub is built for sellers, operators, and marketers who need fast answers for pricing, margins, marketplace fees, shipping costs, paid acquisition, and inventory planning. It helps people pressure-test product economics quickly before spending more money, launching a campaign, or placing stock orders.
Ecommerce
Use OmniCalc's product profit calculator to estimate net profit, margin, markup, and break-even price from selling price, product cost, shipping, fees, and ad spend.
Ecommerce
Use OmniCalc's margin calculator to estimate gross profit, profit margin, markup, and cost share from selling price and total cost.
Ecommerce
Use OmniCalc's markup calculator to estimate selling price, gross profit, and resulting margin from total cost and a target markup percentage.
Ecommerce
Use OmniCalc's break-even price calculator to estimate the minimum selling price needed to cover direct costs and percentage-based fees for an ecommerce order.
Ecommerce
Use OmniCalc's bundle pricing calculator to estimate bundle price, profit, margin, and effective unit price from units, list price, cost, and discount.
Ecommerce
Use OmniCalc's subscription product calculator to estimate recurring revenue, gross profit, ARR, and a simple churn-based LTV from subscription price, service cost, subscribers, and churn.
Ecommerce
Use OmniCalc's Shopify profit calculator to estimate per-order profit, total cost, margin, and payment-fee impact for a Shopify-style store.
Ecommerce
Use OmniCalc's Amazon FBA profit calculator to estimate per-unit profit, cost, fee impact, and margin after Amazon referral fees, FBA fees, storage, inbound shipping, and ads.
Ecommerce
Use OmniCalc's ROAS calculator to measure return on ad spend, net return, ad cost share, and profit on ad spend from campaign revenue and ad spend.
Ecommerce
Use OmniCalc's break-even ROAS calculator to estimate the minimum ROAS needed to cover product, shipping, fulfillment, and payment costs before advertising loses money.
Ecommerce
Use OmniCalc's CAC calculator to measure customer acquisition cost from total spend and the number of new customers acquired.
Ecommerce
Use OmniCalc's reorder point calculator to estimate when inventory should be reordered using daily demand, lead time, and safety stock.
Ecommerce
Use OmniCalc's inventory cashflow calculator to estimate how much cash inventory ties up and how quickly sales can recover it.
Ecommerce
Use OmniCalc's sell-through rate calculator to measure how much of a received inventory batch has sold and how much remains.
Ecommerce
Use OmniCalc's stockout cost calculator to estimate the gross-profit loss and recovery spend caused by running out of stock.
Full list
Use the full list below when you already know the kind of calculation you need to run.
Ecommerce
Use OmniCalc's product profit calculator to estimate net profit, margin, markup, and break-even price from selling price, product cost, shipping, fees, and ad spend.
Ecommerce
Use OmniCalc's margin calculator to estimate gross profit, profit margin, markup, and cost share from selling price and total cost.
Ecommerce
Use OmniCalc's markup calculator to estimate selling price, gross profit, and resulting margin from total cost and a target markup percentage.
Ecommerce
Use OmniCalc's break-even price calculator to estimate the minimum selling price needed to cover direct costs and percentage-based fees for an ecommerce order.
Ecommerce
Use OmniCalc's discount impact calculator to estimate how a discount changes sale price, profit, and margin before you launch a promotion.
Ecommerce
Use OmniCalc's bundle pricing calculator to estimate bundle price, profit, margin, and effective unit price from units, list price, cost, and discount.
Ecommerce
Use OmniCalc's wholesale vs retail calculator to compare profit, margin, and pricing differences across wholesale and direct retail sales from the same unit cost base.
Ecommerce
Use OmniCalc's subscription product calculator to estimate recurring revenue, gross profit, ARR, and a simple churn-based LTV from subscription price, service cost, subscribers, and churn.
Ecommerce
Use OmniCalc's Amazon FBA profit calculator to estimate per-unit profit, cost, fee impact, and margin after Amazon referral fees, FBA fees, storage, inbound shipping, and ads.
Ecommerce
Use OmniCalc's Etsy fee calculator to estimate Etsy transaction fees, payment processing, listing fees, total order cost, net profit, and margin after shipping and ads.
Ecommerce
Use OmniCalc's Shopify profit calculator to estimate per-order profit, total cost, margin, and payment-fee impact for a Shopify-style store.
Ecommerce
Use OmniCalc's ROAS calculator to measure return on ad spend, net return, ad cost share, and profit on ad spend from campaign revenue and ad spend.
Ecommerce
Use OmniCalc's break-even ROAS calculator to estimate the minimum ROAS needed to cover product, shipping, fulfillment, and payment costs before advertising loses money.
Ecommerce
Use OmniCalc's CAC calculator to measure customer acquisition cost from total spend and the number of new customers acquired.
Ecommerce
Use OmniCalc's influencer deal calculator to estimate expected orders, revenue, effective CAC, and net profit from a creator partnership before committing to the spend.
Ecommerce
Use OmniCalc's TikTok Shop calculator to estimate order profit after platform fees, transaction fees, affiliate commissions, fulfillment costs, and ad spend.
Ecommerce
Use OmniCalc's print-on-demand profit calculator to estimate POD order profit after blank product cost, printing, shipping, packaging, marketplace fees, payment processing, and ads.
Ecommerce
Use OmniCalc's eBay fee calculator to estimate order profit after final value fees, payment fees, insertion fees, promoted listing spend, and shipping cost.
Ecommerce
Use OmniCalc's international shipping calculator to estimate landed cost from product value, freight, insurance, duty, import tax, and customs fees.
Ecommerce
Use OmniCalc's shipping markup calculator to turn carrier, packaging, and handling cost into a customer-facing shipping charge.
Ecommerce
Use OmniCalc's package size calculator to estimate shipping carton dimensions, volume, and size-tier exposure from product dimensions and padding assumptions.
Ecommerce
Use OmniCalc's dimensional weight calculator to estimate carrier-billed weight from package size and actual scale weight.
Ecommerce
Use OmniCalc's safety stock calculator to estimate an inventory buffer for demand spikes and longer-than-usual supplier lead times.
Ecommerce
Use OmniCalc's days inventory outstanding calculator to estimate how long inventory sits before it converts into cost of goods sold.
Ecommerce
Use OmniCalc's dead stock calculator to estimate how much cash is trapped in unsold inventory that has stopped moving.
Ecommerce
Use OmniCalc's MOQ calculator to estimate the cash cost and inventory coverage created by a supplier minimum order quantity.
Ecommerce
Use OmniCalc's sell-through rate calculator to measure how much of a received inventory batch has sold and how much remains.
Ecommerce
Use OmniCalc's stockout cost calculator to estimate the gross-profit loss and recovery spend caused by running out of stock.
Ecommerce
Use OmniCalc's inventory cashflow calculator to estimate how much cash inventory ties up and how quickly sales can recover it.
Ecommerce
Use OmniCalc's reorder point calculator to estimate when inventory should be reordered using daily demand, lead time, and safety stock.
Ecommerce
Use OmniCalc's fulfillment method comparison calculator to compare in-house fulfillment versus a 3PL using order volume, variable cost, and fixed overhead.
Ecommerce
Use OmniCalc's return cost calculator to estimate expected returned orders, total return burden, and return cost per order.
Ecommerce
Use OmniCalc's free shipping threshold calculator to estimate the minimum cart value needed to cover shipping and still keep target profit.
Ecommerce
Use OmniCalc's promo profitability calculator to compare baseline profit against projected promotional profit using price, cost, and order-lift assumptions.
Pricing support
These guides help sellers and operators choose the right pricing and unit-economics lens before trusting a percentage or profit figure.
Ad performance support
These guides help operators choose the right acquisition, recovery, and performance metric before trusting campaign economics.
FAQ
Short, plain-language answers that help explain what these calculators are for and how to use them well.
Question
Ecommerce calculators help with product pricing, margins, shipping, marketplace fees, paid acquisition, fulfillment choices, inventory planning, and other decisions tied directly to selling products online.
Question
These calculations are tightly connected in real businesses. A seller checking profit often also needs to check fees, shipping, CAC, ROAS, and inventory, so keeping them together makes the category much more useful.
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