Where to play
Steam
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.
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Player reviews📘 About Not My Son
Not My Son is a Antantic-developed Adventure game, released Oct 15, 2026, playable on Steam.
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Players who like Not My Son also play: Russian Fishing 4, Elsword, Scrap Mechanic, The Elder Scrolls V: Skyrim, NTE: Neverness to Everness.
❓ Not My Son FAQ
Does Not My Son support Chinese?
The PC (Steam) version of Not My Son currently has no Chinese. Supported languages: 英文. Languages may differ on other platforms; check each platform's store page. See all supported languages.
Is Not My Son free? Does it cost money?
Yes, Not My Son must be purchased to play. Follow this game and we'll notify you when it goes on sale. Download links and prices by platform.
What platforms is Not My Son on?
Not My Son can be played on Steam.
When was Not My Son released?
Not My Son was released Oct 15, 2026. Check out the October 2026 new game release schedule for other new games out that month. See release date and platforms.
What are the PC system requirements for Not My Son? Can I run it?
Minimum: Processor: AMD Ryzen 5 / Intel i5; Memory: 16 GB; Graphics: NVIDIA RTX 3050; Storage: 6 GB available space. For the full minimum / recommended specs and a "Can my PC run it?" check, see Not My Son system requirements.
Who makes Not My Son?
Not My Son is developed by Antantic.
What age is Not My Son suitable for?
Not My Son is rated Parental Guidance 15+ (ages 15 and up); recommended for ages 15 and up. See age rating and parental notes.