Best sellers get buried when collections sort by date — costing you conversions every day. Best Seller Sync automates merchandising with real paid order data: units, revenue, orders, or GA4 engagement.Schedule pins, exclude products, push sold-out down, and auto-sync across multiple collections. Grade products A, B, or C. Set a custom look-back window, apply sort rules, track rank trends. Bestseller and rank position badges on your storefront — no code. Export CSV, review sync history.