Games like Last Call
Games like Last Call include Firewatch, What Remains of Edith Finch, Outer Wilds, Subliminal, and Outlast. We matched them by the tags players give Last Call on Steam (Adventure, Exploration, Hidden Object, First-Person, and Realistic): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Atmospheric · First-Person

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

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

Subliminal
Shared: Realistic · Atmospheric · Psychological Horror

Outlast
Shared: First-Person · Horror · Atmospheric

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

SOMA
Shared: Horror · Atmospheric · Exploration

Layers of Fear (2016)
Shared: Horror · First-Person · Atmospheric

Visage
Shared: Horror · First-Person · Psychological Horror

Lethal Company
Shared: First-Person · Exploration · Horror

MiSide
Shared: Psychological Horror · First-Person · Horror

No, I'm not a Human
Shared: Horror · Psychological Horror · Choices Matter

POOLS
Shared: Exploration · Realistic · Atmospheric

The Room Two
Shared: Hidden Object · Adventure · Atmospheric

The Mortuary Assistant
Shared: Horror · Atmospheric · First-Person

Backrooms: Escape Together
Shared: Horror · First-Person · Psychological Horror

Escape the Backrooms
Shared: Horror · First-Person · Exploration

The Forest
Shared: Adventure · Horror · First-Person

Fears to Fathom - Ironbark Lookout
Shared: Exploration · Adventure · Horror

The Room
Shared: Adventure · Atmospheric · Hidden Object

DREDGE
Shared: Exploration · Adventure · Atmospheric

Platform 8
Shared: Adventure · Hidden Object · Exploration

Inside the Backrooms
Shared: Horror · Adventure · Exploration

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Exploration