The i-Kfz app offers a digital solution for managing vehicle registration documents. It allows users to view, update, and share their vehicle registration certificate (Zulassungsbescheinigung Teil I) securely and conveniently. The app is designed for Android users and emphasizes ease of access to important vehicle data, significantly reducing reliance on paper documentation.

Key features include the ability to apply for and download a digital vehicle registration certificate using eID authentication, automatic updates for validity checks, and reminders for upcoming inspections. Users can also generate and share copies of their digital certificate via links or QR codes. The app ensures that vehicle and owner data can be viewed offline, making it practical for use during traffic checks or inspections.