The E-Invoice Viewer App is your mobile solution for effortlessly viewing electronic invoices in XML format – including attachments – anytime and anywhere.

Key Features:
- View E-Invoices: Open and view E-Invoices in various formats directly on your Android device. Currently supported formats: UBL & CII XML (more coming soon)
- Interactive Invoice Display: Easily navigate through your invoices within the app
- Attachment Management: View all attachments embedded in the invoices directly in the app
- Caching: The last 100 invoices you viewed are automatically stored for quick access
- Multi-Format Support: Compatible with XRechnung-compliant UBL and CII XML files (including ZUGFeRD XML)
- Multilingual Interface: Currently available in German and English – more languages coming soon

Your Benefits:
- Mobility: Easily review E-Invoices on the go using your smartphone or tablet
- Fast Approval: Thanks to the mobile interface, you can approve invoices quickly, even when you're away from your desk
- User-Friendly Design: Intuitive navigation enables fast and efficient handling of electronic invoices
- Future-Proof: Stay compliant with legal e-invoicing requirements in accordance with EN16931, mandatory from January 1, 2025

With the E-Invoice Viewer App, you're well prepared for the digital future of invoicing. Download the app today and benefit from efficient management of your e-invoices.

The E-Invoice Viewer App is available in three versions:
- Free: View up to 5 invoices per month at no cost (registration required)
- Standard: Unlimited invoice viewing on Android devices
- Premium: Unlimited invoice viewing across all your devices (Windows, Android, Mac, iPhone, iPad)