Water now realistically affects the camera view.
The periscope interface was completely overhauled to be more intuitive, including built-in video tutorials for each tool. UBOAT Free Download (B131)
A new mission type was introduced involving escorting troopships traveling to Africa in the Mediterranean. Water now realistically affects the camera view
A significant quality-of-life automation feature was added. Players can now click a single button to have the boat automatically dive to an optimal depth, stay for five minutes while the radioman listens for contacts, and then surface to replenish air. UBOAT Free Download (B131)
Periscopes now leave a visible wake while moving.
The (released as the "Christmas Update") introduced several "deep" features focused on immersion, automation, and expanding the game's theater of operations. Key Deep Features in B131