Before Square Enix accepted the game, it was presented to seven different publishers. All seven of them rejected it, especially because DONTNOD Entertainment didn't agree with their request to change the main character to a male. Square Enix on the other hand was the only publisher that didn't request such a change.
In the girls dorm, each room has a small white-board students can write on. On the board for room 217, somebody wrote "REDRUM" and Max mutters, "No way in hell I'm going in there!" This is a reference to Stephen King's novel "The Shining".
The original title was "What If."
Each chapter or episode has 10 optional photo achievements/trophies. This is also the number of photos contained in a pack of Polaroid film.
In Dark Room, a character references Ray Bradbury's story, "A Sound of Thunder," which also references butterflies and time travel.