Games like MANIKA
Games like MANIKA include What Remains of Edith Finch, Poppy Playtime, Firewatch, Layers of Fear (2016), and Amnesia: A Machine For Pigs. We matched them by the tags players give MANIKA on Steam (Psychological Horror, Walking Simulator, First-Person, Realistic, and Mystery): closest matches first, and among equally close ones the better-known games.

What Remains of Edith Finch
Shared: Walking Simulator · First-Person · Mystery

Poppy Playtime
Shared: First-Person · Psychological Horror · Mystery

Firewatch
Shared: Walking Simulator · First-Person · Mystery

Layers of Fear (2016)
Shared: Psychological Horror · Walking Simulator · First-Person

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Psychological Horror · First-Person

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

Superliminal
Shared: First-Person · Psychological Horror · Thriller

POOLS
Shared: Psychological Horror · Walking Simulator · Realistic

Subliminal
Shared: Psychological Horror · Realistic · Mystery

Ready or Not
Shared: Realistic · Psychological Horror · First-Person

MiSide
Shared: Psychological Horror · First-Person · Story Rich

Mouthwashing
Shared: Psychological Horror · Walking Simulator · Story Rich

DON'T SCREAM
Shared: Psychological Horror · First-Person · Walking Simulator

Psalm 5:9-13
Shared: Psychological Horror · Walking Simulator · Mystery

Garten of Banban 2
Shared: First-Person · Psychological Horror · Walking Simulator

Summer of '58
Shared: Psychological Horror · Walking Simulator · First-Person

The Complex: Expedition
Shared: Psychological Horror · Realistic · Action

Still Wakes the Deep
Shared: Psychological Horror · First-Person · Walking Simulator

The Park®
Shared: Psychological Horror · Walking Simulator · First-Person

The Death | Thần Trùng
Shared: Psychological Horror · Realistic · First-Person

SOMA
Shared: Psychological Horror · First-Person · Story Rich

The Exit 8
Shared: Walking Simulator · Psychological Horror · First-Person

In Sound Mind
Shared: Psychological Horror · Action · First-Person

No, I'm not a Human
Shared: Psychological Horror · First-Person · Indie