Billoop

Factur-X and UBL invoices for Shopify

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May 18, 2026 Helping Shopify Merchants Prepare for E-Invoicing

I created Billoop because e-invoicing compliance is becoming a real challenge for Shopify merchants across Europe.

The order data is already inside Shopify, but merchants still need a simple way to turn that data into compliant invoice formats, starting with France’s Factur-X requirements and expanding towards other country-specific formats like Germany.

Billoop was built to make that process easier.

Instead of adding more manual admin, it helps merchants generate structured, compliant invoices directly from Shopify order data.

It is a small, focused product with a practical goal: help Shopify merchants stay ready for changing invoicing rules without overcomplicating their workflow.

You can check it out here: https://apps.shopify.com/billoop

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Billoop exists because e-invoicing rules are changing across Europe, and Shopify merchants need a simple way to stay compliant. It turns Shopify order data into compliant invoice formats, starting with France’s Factur-X