Waitlist Flow ‑ Alert Restocks

Waitlist Flow, officially listed on the Shopify App Store as Waitlist Flow ‑ Alert Restocks, is a Shopify app in the Stock alerts category. Capture more revenue with automated back-in-stock alerts, waitlists, restock notifications, and pre-order flows for Shopify. Waitlist Flow helps merchants recover lost sales by automatically notifying interested customers when inventory becomes available again due to cancellations, refunds, or restocks. Customers can join a product waitlist or subscribe to stock alerts in a single click. When availability opens up, the next customer is instantly sent a notification with a secure checkout link.

Waitlist Flow offers a free plan and 2 paid plans starting at $5/month and going up to $39/month. The free plan includes 1 waitlist included and 50 notification emails per month. The paid plans unlock advanced features beyond what's available on the free tier.

Yes — Waitlist Flow offers a free plan alongside paid options. The free plan includes 1 waitlist included and 50 notification emails per month. Paid plans start at $5/month for advanced features.

Waitlist Flow launched on March 5, 2026.

Waitlist Flow does not currently carry Shopify's Built for Shopify badge. The badge is awarded to apps that meet Shopify's published standards for performance, ease of use, and merchant value — many high-quality apps operate without it.

Merchants commonly compare Waitlist Flow with Back In Stock,Notify Me, Preorder, Back In Stock, Notify! Back in Stock|PreOrder, and Preorder Now Presale Timesact. Each alternative covers a similar use case but differs on pricing model, integration depth, and the specific themes merchants praise in reviews — see the alternatives section above for a side-by-side.