Games like FLOW
Games like FLOW include OMORI, Ib, Mouthwashing, Clair Obscur: Expedition 33, and Hogwarts Legacy. We matched them by the tags players give FLOW on Steam (Indie, Psychological Horror, RPG, Story Rich, and Surreal): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: Psychological Horror · Indie · Story Rich

Ib
Shared: Indie · Story Rich · Psychological Horror

Mouthwashing
Shared: Psychological Horror · Story Rich · Indie

Clair Obscur: Expedition 33
Shared: Story Rich · RPG · Fantasy

Hogwarts Legacy
Shared: RPG · Story Rich · Fantasy

OneShot
Shared: Indie · Story Rich · Exploration

Firewatch
Shared: Story Rich · Walking Simulator · Indie

What Remains of Edith Finch
Shared: Story Rich · Walking Simulator · Exploration

Heartbound
Shared: RPG · Indie · Story Rich

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Story Rich · Fantasy

Tales of the Black Forest
Shared: RPG · Indie · Story Rich

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

Fran Bow
Shared: Psychological Horror · Story Rich · Indie

Layers of Fear (2016)
Shared: Psychological Horror · Indie · Story Rich

OFF
Shared: RPG · Psychological Horror · Story Rich

LISA: The Painful
Shared: Psychological Horror · RPG · Indie

The Elder Scrolls IV: Oblivion Remastered
Shared: RPG · Exploration · Fantasy

Impostor Factory
Shared: Story Rich · RPG · Psychological Horror

Darkwood
Shared: Psychological Horror · RPG · Horror

The Witch's House MV
Shared: Indie · RPG · Psychological Horror

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

Turnip Boy Commits Tax Evasion
Shared: RPG · Exploration · Psychological Horror

SOMA
Shared: Psychological Horror · Story Rich · Exploration

The Exit 8
Shared: Exploration · Psychological Horror · Walking Simulator