Back-in-stock alerts for Shopify stores.

Install on your store
Recover lost revenue

Capture sold-out demand, then convert it with restock alerts.

Stock Signal gives merchants a clean way to collect shopper demand on out-of-stock products and send back-in-stock emails when inventory returns.

Back-in-stock captureVariant-level notify forms tied to real inventory changes.
Editable restock emailsControl the subject and body merchants send when stock returns.
Built for conversion7-day free trial, $9.99 monthly or $100 yearly, billed by Shopify.
Merchant login

Install Stock Signal on your development store

Example: demo-store.myshopify.com