Games like Kona
Games like Kona include Firewatch, What Remains of Edith Finch, Five Nights at Freddy's: Security Breach, Outer Wilds, and Fallout 4. We matched them by the tags players give Kona on Steam (First-Person, Singleplayer, Adventure, Detective, and Story Rich): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · First-Person · Story Rich

What Remains of Edith Finch
Shared: First-Person · Story Rich · Adventure

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

Outer Wilds
Shared: Exploration · Adventure · Story Rich

Fallout 4
Shared: Singleplayer · Adventure · Exploration

Metro Exodus
Shared: Singleplayer · Story Rich · First-Person

Return of the Obra Dinn
Shared: Detective · Singleplayer · Story Rich

Poppy Playtime
Shared: Singleplayer · First-Person · Survival Horror

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

The Vanishing of Ethan Carter
Shared: Detective · First-Person · Adventure

SOMA
Shared: Story Rich · First-Person · Exploration

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

Amnesia: A Machine For Pigs
Shared: First-Person · Story Rich · Walking Simulator

The Witness
Shared: First-Person · Singleplayer · Exploration

The Beginner's Guide
Shared: First-Person · Story Rich · Singleplayer

The Beast Inside
Shared: First-Person · Adventure · Singleplayer

Fallout: New Vegas
Shared: Singleplayer · First-Person · Story Rich

Amnesia: Rebirth
Shared: First-Person · Singleplayer · Story Rich

INFRA
Shared: First-Person · Exploration · Adventure

Resident Evil Village
Shared: First-Person · Singleplayer · Survival Horror

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

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

The Forest
Shared: Adventure · First-Person · Survival Horror

The Long Dark
Shared: Singleplayer · First-Person · Exploration