Video Game Data

Midsummer is right around the corner in Moominvalley, when a sudden flood sets the Moomins adrift! Join Tove Jansson’s beloved Moominfamily and friends on an adventure of mirth and mischief aboard a mysterious floating theatre.

Developer: Crossbridge Game Studios

Publisher: Shochiku

Release Date: Nov. 12, 2026

Genres: Adventure Casual Indie

Tags:

Followers: 1030

Platforms: Windows

Languages: English, French, German, Spanish - Spain, Swedish, Finnish, Russian, Japanese, Korean, Simplified Chinese, Traditional Chinese, Portuguese - Brazil

Steam Achievements: None

Estimated Wishlists: 10,300

Moomin: Midsummer Madness on Steam

Categories: DualShock Controller Support Family Sharing Full controller support Single-player