E-Commerce Unit Economics & Ad Scale Calculator: Interactive Margin Sheet for Google Ads & Shopify

Product Summary:

The number one reason e-commerce stores fail to scale isn't their ads—it's their math. If you don't know your exact Break-Even ROAS after accounting for product costs, shipping, packaging, and transaction fees, you are flying blind.

The E-Commerce Unit Economics & Ad Scale Calculator strips away the complexity. Built specifically for Shopify store owners and digital media buyers, this plug-and-play matrix calculates your true baseline profitability so you know exactly how high you can scale your Google Ads budgets while remaining highly profitable.

What’s Included:

• Interactive Unit Economics Engine: Instantly reveals your Gross Profit, Net Margin %, and hard Break-Even ROAS threshold based on your specific product parameters.

• PMax Budget Scaling Simulator: Test budget increases side-by-side to see how changes in ad efficiency will impact your take-home net profit at the end of the month.

• Lifetime Access via Google Sheets: Clean, formula-protected layout ready to copy and use across unlimited store products.