When Does Not My Son Come Out?

Not My Son releases on Thursday, October 15, 2026 for Windows. Live countdown and unlock time in your timezone.

A psychological horror game where a stepfather is left alone with a disturbing child. Explore a quiet house, face growing nightmares, and piece together the truth behind the boy’s behavior. Not My Son is developed by Antantic. Steam files it under Adventure, Indie.

Not My Son releases on Thursday, October 15, 2026. The countdown above updates live, so you always see exactly how many days, hours, and minutes are left.