Free ecommerce calculators
Work out your advertising return, product margins and pricing with your own numbers. Each calculator includes its formula and a worked example. No account is required to use these tools.
ROAS Calculator
Calculate return on ad spend as a ratio or percentage. Enter ad revenue and spend, then add product costs, fees and refunds to estimate campaign contribution.
Open calculator →Break-Even ROAS Calculator
Find the minimum ROAS needed to cover your product, shipping, processing and refund assumptions. Calculate break-even ad spend and target profit margins.
Open calculator →Profit Margin Calculator
Calculate gross margin, modeled net margin, markup and profit per unit from your selling price and costs. Compare margin with markup using worked examples.
Open calculator →Shopify Profit Calculator
Estimate Shopify profit from price, product cost, shipping, payment fees, refunds, subscription and apps. Enter your actual fee and order-volume assumptions.
Open calculator →Dropshipping Profit Calculator
Estimate dropshipping profit per order after supplier costs, payment fees, advertising and overhead. Model bundles, profit margins and break-even sales volume.
Open calculator →CPA Calculator
Calculate cost per acquisition from ad spend and conversions. Estimate break-even purchase CPA from order value and costs, with clear CPA versus CAC definitions.
Open calculator →Conversion Rate Calculator
Calculate website conversion rate from visitors and purchases. Model orders and revenue at different conversion rates using your traffic and average order value.
Open calculator →Customer Lifetime Value Calculator
Estimate customer lifetime value from order value, purchase frequency and lifespan. Compare revenue LTV, gross-profit LTV and the LTV:CAC ratio.
Open calculator →Product Pricing Calculator
Calculate a selling price from product costs and a target margin. Include payment fees and modeled ad costs, then compare price, markup and profit scenarios.
Open calculator →Ad Budget Calculator
Plan an advertising budget from revenue, average order value, cost per click and conversion rate. Estimate required traffic, orders and acquisition costs.
Open calculator →VAT Calculator
Add VAT to a net price or remove VAT from a gross price. Enter the applicable rate to calculate the VAT amount and the price before or after VAT.
Open calculator →Offer & Bundle Calculator
Compare ecommerce offers and bundles using selling prices, product costs and acquisition assumptions. Estimate profit per offer before choosing a promotion.
Open calculator →Choose the calculation for your decision
Use the ROAS calculator to measure revenue per ad dollar. Use break-even ROAS to estimate the advertising return required by your costs. Profit margin and pricing calculators help compare what remains after the expenses you include.
Keep revenue, spend, customers and orders on matching periods and definitions. The results are calculations from your inputs; they do not establish an industry benchmark or forecast.
Read the ecommerce research and guides for explanations of the metrics behind these tools.