Shopify Ad ROAS Calculator

in Tools, Shopify, Profitability 1 min read

Calculate the return on ad spend your Shopify campaign needs after product cost, shipping, and payment fees.

Updated Evergreen
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Shopify Ad ROAS Calculator

Calculate the return on ad spend your Shopify campaign needs after product cost, shipping, and payment fees.

Enter campaign economics to calculate break-even ROAS.

Formula: average order value divided by contribution margin per order before ad spend.

What this tool does

This calculator shows the ROAS a Shopify ad campaign needs before it stops eating contribution margin. Instead of treating revenue as profit, it subtracts product cost, fulfillment, and payment fees first, then converts the remaining margin into a break-even ROAS target.

How to use it

  • Average order value: use the blended AOV for the campaign or product set you are promoting.
  • Product cost: include landed COGS, not the polite supplier quote.
  • Shipping and fulfillment: add the shipping subsidy, pick/pack, and fulfillment cost per order.
  • Payment and app fees: include payment processing and any per-order app fees you can reasonably allocate.

How to use the result

If the tool returns 2.4x, a campaign running below 2.4 ROAS is not covering order-level costs. Run your current Meta, Google, or TikTok campaign numbers, then compare the result with the profit calc workflow before changing bids.

Try Profit Calc free on Shopify App Store. Use this quick Shopify App Store planning check, then confirm the same campaign inside Profit Calc before scaling spend.

Tags: shopify roas profit calc calculator
Jamie

Editorial perspective

About the author

Jamie — Founder, Profit Calc (website)

Jamie helps Shopify merchants build profitable stores through data-driven strategies and proven tools for tracking revenue, costs, and margins.

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Try Profit Calc on the Shopify App Store — real-time profit analytics for your store.

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