4DD is the official mobile app for 4 Design Days 2026, the 10th anniversary edition of the architecture and design industry event in Poland. 4 Design Days 2026 will take place on January 22-23, 2026, at the International Congress Center in Katowice.
The app makes it easy to participate in the event:
- a detailed agenda with the ability to create your own schedule
- a built-in instant messenger for networking with other attendees
- full profiles of speakers and experts
- access to live streams and session recordings
- news and notifications
Install the app, plan your attendance, and stay up to date with the program.
Latest Version
Varies with deviceRequires Android
Category
Free Events AppContent Rating
Everyone
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Flag as inappropriateLast updated on Jan 26, 2026
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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