The full premium game expands the experience with deeper lore and more complex puzzles. : Typically takes around 2 hours to complete.
: Supports play across PC, Mac, iOS, Android, and Nintendo Switch. No active internet connection is required during play as long as you can communicate with your partner. The Past Within Free
This free version serves as a demo to introduce players to the game's unique co-op mechanics without spoiling the main story. : Lasts approximately 15 to 30 minutes . The full premium game expands the experience with
: Includes a feature to replay from the opposite perspective with fresh puzzle solutions. The Past Within Free