Free Shopify tools

Small, free tools for the questions we hear most from Shopify brands. Each one shows its sources and assumptions, so you can check the answer yourself.

Shopify fee calculatorPlans and feesCompare what Basic, Grow, Advanced and Plus cost at your sales volume, and find the sales level where Shopify Plus pays for itself.
Shopify speed testPerformanceTest your store on mobile and desktop, see the apps and scripts slowing it down, and get an honest view of whether headless would help.
Shopify tools for your AI assistantMCP serverRun the speed test, store detection and fee comparison from Claude Code, Cursor or VS Code. Free, no account, one line of setup.