Games like Wahm
Games like Wahm include DISTRAINT: Deluxe Edition, INMOST, Sally Face - Episode One, Little Nightmares, and Mouthwashing. We matched them by the tags players give Wahm on Steam (Adventure, Casual, Indie, Exploration, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

DISTRAINT: Deluxe Edition
Shared: Indie · Adventure · Pixel Graphics

INMOST
Shared: Adventure · Indie · Pixel Graphics

Sally Face - Episode One
Shared: Indie · Adventure · Dark

Little Nightmares
Shared: Adventure · Atmospheric · Horror

Mouthwashing
Shared: Indie · Atmospheric · Horror

Fran Bow
Shared: Adventure · Indie · Psychological Horror

Firewatch
Shared: Adventure · Atmospheric · Exploration

OneShot
Shared: Indie · Pixel Graphics · Atmospheric

Little Nightmares II
Shared: Adventure · Horror · Atmospheric

The Cat Lady
Shared: Adventure · Indie · Horror

SOMA
Shared: Atmospheric · Horror · Exploration

DAVE THE DIVER
Shared: Casual · Adventure · Pixel Graphics

What Remains of Edith Finch
Shared: Atmospheric · Adventure · Exploration

Hellblade: Senua's Sacrifice
Shared: Atmospheric · Adventure · Psychological

OMORI
Shared: Indie · Pixel Graphics · Psychological Horror

Endacopia
Shared: Adventure · Pixel Graphics · Exploration

Detention
Shared: Indie · Adventure · Horror

Layers of Fear 2 (2019)
Shared: Indie · Atmospheric · Horror

No, I'm not a Human
Shared: Indie · Horror · Atmospheric

FAITH: The Unholy Trinity
Shared: Indie · Pixel Graphics · Horror

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

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

Little Misfortune
Shared: Indie · Adventure · Psychological Horror

Layers of Fear (2016)
Shared: Atmospheric · Horror · Adventure