Germany requires all businesses to receive e-invoices; issuing becomes mandatory 2027-2028, France follows 2026. A plain PDF no longer counts. This app turns any order into a validated EN 16931 e-invoice: a readable PDF/A-3 with the legally required XML embedded. Enter your seller details once, click "ZUGFeRD PDF" on any order, send it. Validated with the industry-standard Mustang engine before delivery. Stateless and GDPR-friendly: order data is never stored

• One-click ZUGFeRD/Factur-X PDF for any order
• Validated against EN 16931 business rules before download
• Correct VAT math for tax-inclusive and tax-exclusive stores
• GDPR-friendly: order data processed transiently, never stored
• Works instantly — no accounting suite, no CSV exports