Create customizable size charts and AI-driven fit recommendations that help shoppers find their ideal fit and reduce costly returns. Built with 100% Shopify 2.0 Theme App Extension architecture for zero theme code pollution and lightning-fast storefront performance.
⚡ 0ms Speed ImpactZero theme code injection; leaves zero residual code on uninstall.
📐 Smart Fit FinderInstant in-browser sizing advice with zero customer tracking.
🌍 Global MarketsCM / INCH toggle & 9 automatic storefront languages.
Launch the App
Log into your Shopify admin, select your store, and navigate to the Apps section to open FitFlow: Size Chart & Finder.
Open Shopify Admin →Tip: You can add and customize your size chart button or embed widget directly in Shopify Theme Editor > App Blocks without modifying any theme code.