Games like Killer Frequency
Games like Killer Frequency include Firewatch, What Remains of Edith Finch, Amnesia: A Machine For Pigs, Layers of Fear (2016), and Poppy Playtime. We matched them by the tags players give Killer Frequency on Steam (Horror, Adventure, Puzzle, Interactive Fiction, and 1980s): closest matches first, and among equally close ones the better-known games.
Firewatch
Shared: Adventure · Atmospheric · Walking Simulator
What Remains of Edith Finch
Shared: Adventure · Walking Simulator · Atmospheric
Amnesia: A Machine For Pigs
Shared: Horror · Walking Simulator · First-Person
Layers of Fear (2016)
Shared: Horror · Adventure · First-Person
Poppy Playtime
Shared: Horror · Puzzle · First-Person
Outer Wilds
Shared: Adventure · Puzzle · Exploration
Little Nightmares
Shared: Horror · Adventure · Puzzle
Little Nightmares II
Shared: Horror · Adventure · Puzzle
Scanner Sombre
Shared: Horror · Adventure · Walking Simulator
MOLE
Shared: Horror · Adventure · Simulation
SOMA
Shared: Horror · Atmospheric · Story Rich
INFRA
Shared: Puzzle · Adventure · First-Person
Amnesia: Rebirth
Shared: Puzzle · Horror · Adventure
Blue Prince
Shared: Puzzle · Adventure · Exploration
Stray
Shared: Adventure · Puzzle · Atmospheric
Amanda the Adventurer
Shared: Horror · Puzzle · First-Person
Among the Sleep - Enhanced Edition
Shared: Horror · Adventure · First-Person
MiSide
Shared: Horror · First-Person · Story Rich
The Forest
Shared: Horror · Adventure · First-Person
The Exit 8
Shared: Puzzle · Horror · Walking Simulator
The Talos Principle
Shared: Puzzle · First-Person · Adventure
Sally Face - Episode One
Shared: Horror · Puzzle · Adventure
Bendy and the Ink Machine
Shared: Horror · Puzzle · First-Person
Dear Esther: Landmark Edition
Shared: Puzzle · Interactive Fiction · Horror