Games like Amanda the Adventurer
Games like Amanda the Adventurer include Sally Face - Episode One, Poppy Playtime, Outer Wilds, The Room Two, and The Room. We matched them by the tags players give Amanda the Adventurer on Steam (Horror, First-Person, Puzzle, 1990's, and Old School): closest matches first, and among equally close ones the better-known games.

Sally Face - Episode One
Shared: Horror · Story Rich · Puzzle

Poppy Playtime
Shared: Horror · Puzzle · First-Person

Outer Wilds
Shared: Mystery · Story Rich · Puzzle

The Room Two
Shared: Puzzle · Horror · Mystery

The Room
Shared: Puzzle · Mystery · Atmospheric

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

Firewatch
Shared: First-Person · Story Rich · Atmospheric

The Room 4: Old Sins
Shared: Puzzle · Mystery · Horror

The Room Three
Shared: Puzzle · Mystery · Adventure

SOMA
Shared: Horror · Story Rich · Atmospheric

MiSide
Shared: Horror · First-Person · Story Rich

Inside the Backrooms
Shared: Horror · Puzzle · First-Person

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

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

Dagon: by H. P. Lovecraft
Shared: Horror · First-Person · Atmospheric

Fran Bow
Shared: Horror · Puzzle · Story Rich

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

Amanda the Adventurer 2
Shared: Puzzle · Horror · Adventure

Cube Escape Collection
Shared: Puzzle · Horror · Mystery

Firework
Shared: Horror · Puzzle · Mystery

Little Nightmares II
Shared: Horror · Puzzle · Adventure

Rusty Lake Paradise
Shared: Puzzle · Horror · Point & Click

Little Nightmares
Shared: Horror · Puzzle · Atmospheric

Detention
Shared: Horror · Puzzle · Atmospheric