pass4all

pass4all is a privacy-focused Chrome extension designed for anonymous and secure visitor registration at public and private events across Germany. Users can quickly register once and contactlessly check in at participating venues, minimizing wait times and eliminating manual entries. The app integrates rapid test result display directly within the platform, allowing users to verify their current COVID-19 rapid test status easily.

Data privacy is paramount—user data is encrypted on the device, inaccessible to venue operators or other guests, and deleted automatically following data protection regulations. pass4all offers an ad-free experience, prioritizing user trust and safety for improved quality of life during events and gatherings.