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Play offline
No internet? No problem. Face Magnus, Espen, or Christine in offline AI mode with three difficulty levels: Easy (auto-hints), Standard (10s timer), and Hard (5s timer).
The classic Norwegian card game
Play offline against Magnus, Espen, and Christine, or challenge friends in real-time. Three game variants, leaderboard, and all 52 cards – free on iPhone and Android.
Free to download. Or play in browser.
Simple to learn. Precise to master.
Mattis is a traditional Norwegian card game, and this is the most complete digital version. Choose classic Undertrekk, invert the logic with Overtrekk, or go all-in with Full Hand – and watch out for Blåmattis.




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No internet? No problem. Face Magnus, Espen, or Christine in offline AI mode with three difficulty levels: Easy (auto-hints), Standard (10s timer), and Hard (5s timer).
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Play real-time with friends for 2–4 players. Sign in with Google or Facebook, and play cross-platform across iPhone, Android, and web.
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Online games count toward a global leaderboard. Track your win rate and see how you rank against other players worldwide.
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Three burn rules – Fast Flow, Full Round, and Suit Completion – give you full control over the pace of each match.
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The legendary victory condition achieved when you take 0 tricks in Phase 1. Can you pull it off?
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Crisp, clean card design that is easy to read, even during rapid moves on small mobile screens.
Download now
Yes, the app is free to download on the App Store and Google Play.
Yes. Offline AI mode works completely without an internet connection.
Yes. Online games count toward a global leaderboard where you can test your skill against other players.
Yes. The game shares the same synchronized database across iOS, Android, and web browsers, so everyone plays together.
A special victory condition that triggers when a player takes 0 tricks in Phase 1.
Read the Rules for Mattis, or explore our cultural guide to Mattis.
You can also play Mattis directly on the web without installing anything. Native apps provide the best experience, but the web version connects to the same account and players.