Built by merchants.
For merchants.

Practical Shopify apps from people who run online shops themselves.

House Number Check

Catch missing house numbers before an order is placed.

$4.99 per month after a 30-day free trial

Why we build apps

We are merchants first. Our shops ship to customers in eight countries, and we have paid for gaps in checkout ourselves: in labels that would not print, emails to customers and parcels that left late.

ItWorks apps come out of that experience. Each one solves a single problem we know from our own orders, and says clearly what it does not do.

Questions?

Write to support@sjb-handel.de. We usually reply within one business day, in English or German.