Games like MOM
Games like MOM include OMORI, The Witch's House MV, Ib, Tales of the Black Forest, and Mad Father. We matched them by the tags players give MOM on Steam (Horror, Indie, Psychological Horror, Pixel Graphics, and Adventure): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: Psychological Horror · Indie · Pixel Graphics

The Witch's House MV
Shared: Horror · Indie · Pixel Graphics

Ib
Shared: Horror · Pixel Graphics · Indie

Tales of the Black Forest
Shared: Horror · Pixel Graphics · Indie

Mad Father
Shared: Horror · Psychological Horror · Pixel Graphics

DISTRAINT: Deluxe Edition
Shared: Indie · Horror · Psychological Horror

Sally Face - Episode One
Shared: Indie · Psychological Horror · Horror

OneShot
Shared: Indie · Pixel Graphics · Puzzle

Little Nightmares II
Shared: Horror · Adventure · Psychological Horror

Angels of Death
Shared: Horror · Pixel Graphics · Psychological Horror

Look Outside
Shared: Horror · Pixel Graphics · RPG

Poppy Playtime
Shared: Horror · Psychological Horror · Puzzle

Fran Bow
Shared: Psychological Horror · Horror · Indie

Little Nightmares
Shared: Horror · Adventure · Indie

Firework
Shared: Horror · Indie · Psychological Horror

Darkwood
Shared: Horror · Psychological Horror · Adventure

SOMA
Shared: Horror · Psychological Horror · Exploration

Pony Island
Shared: Indie · Psychological Horror · Pixel Graphics

Inside the Backrooms
Shared: Horror · Psychological Horror · Puzzle

Changed
Shared: Psychological Horror · Pixel Graphics · Indie

FAITH: The Unholy Trinity
Shared: Horror · Psychological Horror · Indie

Detention
Shared: Horror · Indie · Psychological Horror

Endacopia
Shared: Horror · Psychological Horror · Adventure

IMSCARED
Shared: Horror · Indie · Psychological Horror