Games like Tommy's Journal
Games like Tommy's Journal include Danganronpa: Trigger Happy Havoc, Poppy Playtime, Who's Lila?, Firework, and Murders on the Yangtze River. We matched them by the tags players give Tommy's Journal on Steam (Horror, Psychological Horror, Lore-Rich, Detective, and Exploration): closest matches first, and among equally close ones the better-known games.

Danganronpa: Trigger Happy Havoc
Shared: Detective · Mystery · Psychological Horror

Poppy Playtime
Shared: Horror · Psychological Horror · Puzzle

Who's Lila?
Shared: Horror · Psychological Horror · Detective

Firework
Shared: Horror · Psychological Horror · Mystery

Murders on the Yangtze River
Shared: Detective · Puzzle · Mystery

Danganronpa 2: Goodbye Despair
Shared: Detective · Mystery · Psychological Horror

Phasmophobia
Shared: Horror · Psychological Horror · Detective

Outer Wilds
Shared: Exploration · Mystery · Horror

Raging Loop
Shared: Psychological Horror · Mystery · Detective

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

Inside the Backrooms
Shared: Horror · Psychological Horror · Puzzle

Danganronpa V3: Killing Harmony
Shared: Detective · Psychological Horror · Mystery

Slay the Princess — The Pristine Cut
Shared: Psychological Horror · Horror · Visual Novel

Cube Escape Collection
Shared: Horror · Psychological Horror · Mystery

Urban Myth Dissolution Center
Shared: Psychological Horror · Mystery · Horror

Return to Shironagasu Island
Shared: Horror · Psychological Horror · Mystery

Darkwood
Shared: Horror · Psychological Horror · Exploration

SOMA
Shared: Horror · Psychological Horror · Exploration

Escape the Backrooms
Shared: Horror · Psychological Horror · Exploration

OMORI
Shared: Psychological Horror · Horror · Indie

The Painscreek Killings
Shared: Detective · Mystery · Horror

Sherlock Holmes The Awakened
Shared: Detective · Horror · Mystery

SIMULACRA
Shared: Horror · Detective · Psychological Horror

The Sinking City Remastered
Shared: Horror · Detective · Exploration