Common questions about FastMe App Optimizer
No. FastMe is designed to help improve storefront performance without requiring manual theme-code edits. It works through a theme app extension that you enable from your Theme Editor — no code changes needed.
FastMe focuses on speed and user experience metrics such as Largest Contentful Paint (LCP), First Contentful Paint (FCP), Cumulative Layout Shift (CLS), and overall PageSpeed performance as measured by Google PageSpeed Insights.
Yes. FastMe can delay heavy third-party scripts — such as Google Tag Manager, Klaviyo, and Meta Pixel — so that important storefront content can load first. Scripts are released automatically on user interaction or after a configurable timer.
Yes. The app includes Google Fonts optimization to help reduce render delays and improve visual loading by applying font-display:swap automatically.
Yes. FastMe includes PageSpeed scanning so merchants can review performance scores before and after applying settings directly from the dashboard.
No. You can manage your subscription directly from Shopify — no need to contact support. Uninstalling the app cancels your subscription automatically.