The merchant's workbench

Better offers start
with the numbers.

Four free ecommerce calculators for the decisions behind your next promotion. No signup. No store connection.

01ROAS calculatorSee how much revenue your ads bring back for every dollar you spend.02Break-even ROAS calculatorFind the return your ads need before a sale starts contributing to overhead and profit.03Shopify fee calculatorSee what payment fees and your plan could cost each month.04Average order value calculatorKnow what each order is worth. Then see what a higher basket value could change.

Pick the question you need to answer.

Already running ads? Calculate your ROAS, then compare it with your contribution break-even point. Planning a new offer? Check payment costs and order value before deciding how much to discount.

Each tool includes a formula, an editable example and the limits of its estimate. Your inputs stay in the browser tab; we do not receive your sales or cost figures.

Build the offer shoppers will see.

Explore PrimePopup's Shopify popup builder or read our storefront popup guides to connect these calculations with a promotion you can test.