Buyer demand
Back-in-stock alerts
Collect demand on sold-out variants and email shoppers as soon as inventory returns.
Waitlist capture
A theme app block shows an email capture form only when the selected variant is out of stock.
Inventory-based sends
RestockCue syncs tracked inventory and sends alerts after stock is available again.
Storefront-safe capture
The storefront block collects waitlist emails without relying on browser storage.