The game supports play across different devices, including PC, Mac, iOS, Android, and Nintendo Switch.
Players cannot see each other's screens or interact with the other's environment. Progression depends entirely on describing clues and actions to your partner.
The primary feature of is its asymmetrical co-op only gameplay , where two players must communicate to solve puzzles across different timelines—one in "The Past" and the other in "The Future". Key Gameplay Features
After completing the two chapters (average 2 hours), players are encouraged to switch roles. A "replayability feature" allows for a fresh start with different puzzle solutions. Availability and Requirements Go to product viewer dialog for this item. PC GameThe Past Within - Adventure Games
One player typically experiences the world in 2D (point-and-click style), while the other interacts with a 3D environment, such as a rotatable cubical device.
Because the game relies on verbal communication rather than shared servers, it can be played offline as long as players can talk to each other (e.g., in person or via a voice call).