Doppelkopf Club is an online destination for learning and playing Doppelkopf, the German card game. Designed to make the game approachable, the site offers a step-by-step tutorial with clear explanations and interactive questions. Lessons cover the fundamentals, as well as topics such as Hochzeit, Solo, special and regional rules, and announcements like Re and Kontra. The site says newcomers can learn the basics in about 15 minutes.

Visitors can also play a browser-based game without creating an account or installing an app. The single-player mode lets users practise against three computer opponents on a computer, tablet, or smartphone. Players can adjust game rules to suit their preferences, including options involving Dullen, Karlchen, and other rule variations. The game is presented as a convenient way to practise or play when friends are unavailable.

Doppelkopf Club also publishes project announcements, feature updates, and other news. The site identifies Hermann “Ham” Vocke as its creator and says the project was made in Haselünne.