Games like Astray
Games like Astray include Poppy Playtime, Outlast, Little Nightmares, Amnesia: The Dark Descent, and Little Nightmares II. We matched them by the tags players give Astray on Steam (Adventure, Indie, Horror, Puzzle, and First-Person): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Puzzle · First-Person

Outlast
Shared: Horror · First-Person · Atmospheric

Little Nightmares
Shared: Adventure · Horror · Atmospheric

Amnesia: The Dark Descent
Shared: Horror · Puzzle · Atmospheric

Little Nightmares II
Shared: Adventure · Horror · Puzzle

SOMA
Shared: Horror · Atmospheric · Dark

Bendy and the Ink Machine
Shared: Horror · First-Person · Puzzle

Penumbra Overture
Shared: Adventure · Horror · Indie

Outlast 2
Shared: Horror · First-Person · Survival Horror

Bendy and the Dark Revival
Shared: Horror · Adventure · First-Person

Five Nights at Freddy's
Shared: Horror · Indie · Singleplayer

Resident Evil 7 Biohazard
Shared: Horror · First-Person · Survival Horror

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

Inside the Backrooms
Shared: Horror · Puzzle · Adventure

MADiSON
Shared: Horror · Adventure · First-Person

Slender: The Arrival
Shared: Horror · Indie · First-Person

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

The Room Two
Shared: Puzzle · Adventure · Horror

Among the Sleep - Enhanced Edition
Shared: Indie · Horror · Adventure

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

IMSCARED
Shared: Indie · Horror · Adventure

Penumbra: Black Plague Gold Edition
Shared: Adventure · Horror · First-Person

Visage
Shared: Horror · Adventure · First-Person

The Forest
Shared: Horror · Adventure · First-Person