Games like Paratopic: Overdub
Games like Paratopic: Overdub include Mouthwashing, Paratopic, Outlast, Layers of Fear (2016), and No one lives under the lighthouse Director's cut. We matched them by the tags players give Paratopic: Overdub on Steam (Psychological Horror, Surreal, Retro, Adventure, and Horror): closest matches first, and among equally close ones the better-known games.

Mouthwashing
Shared: Psychological Horror · Horror · Retro

Paratopic
Shared: Surreal · Retro · Horror

Outlast
Shared: Psychological Horror · Horror · Atmospheric

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

No one lives under the lighthouse Director's cut
Shared: Adventure · Horror · Psychological Horror

Firewatch
Shared: Adventure · Atmospheric · Walking Simulator

Visage
Shared: Psychological Horror · Horror · Adventure

Outlast 2
Shared: Psychological Horror · Horror · Atmospheric

SOMA
Shared: Psychological Horror · Horror · Atmospheric

What Remains of Edith Finch
Shared: Atmospheric · Adventure · Psychological Horror

Poppy Playtime
Shared: Horror · Psychological Horror · Dark

Little Nightmares II
Shared: Adventure · Horror · Psychological Horror

Endacopia
Shared: Psychological Horror · Adventure · Surreal

Little Nightmares
Shared: Horror · Adventure · Atmospheric

The Beginner's Guide
Shared: Atmospheric · Short · Surreal

Bad Parenting 1: Mr. Red Face
Shared: Psychological Horror · Adventure · Horror

Blair Witch
Shared: Psychological Horror · Adventure · Horror

Garten of Banban
Shared: Psychological Horror · Horror · First-Person

Iron Lung
Shared: Psychological Horror · Horror · Atmospheric

Scorn
Shared: Horror · Atmospheric · Psychological Horror

Amnesia: A Machine For Pigs
Shared: Horror · Psychological Horror · Atmospheric

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

MiSide
Shared: Psychological Horror · Horror · Atmospheric

The Park®
Shared: Psychological Horror · Horror · Adventure