Games like Tick
Games like Tick include Little Nightmares II, Poppy Playtime, Little Nightmares, ROUTINE, and Alan Wake. We matched them by the tags players give Tick on Steam (Thriller, Singleplayer, 3D Platformer, Dark, and Psychological Horror): closest matches first, and among equally close ones the better-known games.

Little Nightmares II
Shared: Singleplayer · Adventure · Dark

Poppy Playtime
Shared: Singleplayer · Dark · Psychological Horror

Little Nightmares
Shared: Singleplayer · Adventure · Dark

ROUTINE
Shared: Singleplayer · Psychological Horror · Dark

Alan Wake
Shared: Thriller · Singleplayer · Adventure

MiSide
Shared: Psychological Horror · Singleplayer · Thriller

Sally Face - Episode One
Shared: Psychological Horror · Dark · Adventure

Outlast
Shared: Singleplayer · Psychological Horror · Dark

Fran Bow
Shared: Psychological Horror · Singleplayer · Adventure

Outlast 2
Shared: Psychological Horror · Singleplayer · Dark

No, I'm not a Human
Shared: Singleplayer · Psychological Horror · Dark

DARQ: Complete Edition
Shared: Dark · Singleplayer · Adventure

Visage
Shared: Psychological Horror · Dark · Singleplayer

ParanormalHK
Shared: Thriller · Psychological Horror · Adventure

Darkwood
Shared: Psychological Horror · Adventure · Dark

INMOST
Shared: Thriller · Adventure · Singleplayer

Ratchet & Clank: Rift Apart
Shared: Singleplayer · 3D Platformer · Adventure

SOMA
Shared: Psychological Horror · Dark · Singleplayer

Superliminal
Shared: Singleplayer · Thriller · Psychological Horror

Lorn's Lure
Shared: Singleplayer · Dark · 3D Platformer

The Medium
Shared: Adventure · Psychological Horror · Singleplayer

Fears to Fathom - Norwood Hitchhike
Shared: Thriller · Psychological Horror · Dark

Mouthwashing
Shared: Psychological Horror · Dark · Thriller

Sonic Frontiers
Shared: 3D Platformer · Singleplayer · Adventure