Per-variant precision
Customer subscribes to the specific size/color they want — not the whole product.
Marketing · Back-in-Stock
Never lose a sale to an empty page.
When a variant goes out of stock, customers can subscribe with their email. As soon as inventory comes back, they get notified — and most buy.
- Per-variant signup, not per-product
- Auto-fired when inventory restocks
- DKIM-signed, list-unsubscribe headers
back in stock notificationsecommerce restock alertsback in stock emailout of stock waitlist
What you get
Everything that ships with Back-in-Stock
Cron-driven dispatch
5-minute cron checks for restocks and dispatches notifications in order of signup.
Stays compliant
Every email carries an unsubscribe link + List-Unsubscribe header. Customers self-manage.
How it works
From setup to live in minutes
Customer hits a sold-out variant
'Notify me when back in stock' button appears.
Subscribes by email
One-field form, no account required.
Auto-notified on restock
Cron picks up new inventory and dispatches the email.
FAQ
Common questions
Does this work for menu items too?
Yes — for restaurants, customers can be notified when a sold-out daily special comes back.
Get started
Try Back-in-Stock on a real store.
Free plan, 14-day trial on paid plans, no credit card required.