Games like TIMESCAPE: Altitude
Games like TIMESCAPE: Altitude include Blue Prince, The Room 4: Old Sins, The Room, Escape Simulator, and Riven. We matched them by the tags players give TIMESCAPE: Altitude on Steam (Casual, Escape Room, Puzzle, Singleplayer, and Strategy): closest matches first, and among equally close ones the better-known games.

Blue Prince
Shared: Puzzle · Exploration · Singleplayer

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

The Room
Shared: Puzzle · Singleplayer · Mystery

Escape Simulator
Shared: Puzzle · Escape Room · Adventure

Riven
Shared: Puzzle · Singleplayer · Exploration

Outer Wilds
Shared: Exploration · Puzzle · Mystery

Moncage
Shared: Casual · Puzzle · Singleplayer

Obduction
Shared: Puzzle · VR · Adventure

The Witness
Shared: Puzzle · Exploration · Singleplayer

Monument Valley
Shared: Puzzle · Casual · Singleplayer

Myst
Shared: Puzzle · VR · Adventure

The Room Three
Shared: Puzzle · Adventure · Mystery

The Room VR: A Dark Matter
Shared: VR · Puzzle · Adventure

Firewatch
Shared: Adventure · Singleplayer · Mystery

Slime Rancher
Shared: Singleplayer · Exploration · Adventure

Stray
Shared: Singleplayer · Adventure · Exploration

The House of Da Vinci
Shared: Puzzle · Singleplayer · Exploration

The Room Two
Shared: Puzzle · Mystery · Singleplayer

Boxes: Lost Fragments
Shared: Puzzle · Casual · Mystery

What Remains of Edith Finch
Shared: Exploration · Singleplayer · Mystery

FEZ
Shared: Puzzle · Casual · Singleplayer

Garten of Banban
Shared: VR · Singleplayer · Puzzle

Chants of Sennaar
Shared: Puzzle · Singleplayer · Adventure

Gorogoa
Shared: Puzzle · Casual · Singleplayer