Games like EscapeGame TimelessRoom
Games like EscapeGame TimelessRoom include Morphopolis, There Is No Game: Wrong Dimension, The Room, Samorost 1, and Space Pilgrim Episode I: Alpha Centauri. We matched them by the tags players give EscapeGame TimelessRoom on Steam (Adventure, Casual, Point & Click, 2D Platformer, and Collectathon): closest matches first, and among equally close ones the better-known games.

Morphopolis
Shared: Point & Click · Casual · Adventure

There Is No Game: Wrong Dimension
Shared: Adventure · Point & Click · Casual

The Room
Shared: Point & Click · Adventure · Hidden Object

Samorost 1
Shared: Point & Click · Casual · 2D

Space Pilgrim Episode I: Alpha Centauri
Shared: Adventure · Casual · Point & Click

Hidden Through Time
Shared: Casual · Point & Click · Hidden Object

Lost and Found Co.
Shared: Point & Click · Hidden Object · Adventure

Neva
Shared: Adventure · 2D Platformer · Indie

Hidden Folks
Shared: Casual · Hidden Object · Point & Click

Machinarium
Shared: Point & Click · Adventure · 2D

Chants of Sennaar
Shared: Adventure · Point & Click · Colorful

Old Man's Journey
Shared: Adventure · Casual · Point & Click

Broken Age
Shared: Adventure · Point & Click · Casual

Varenje
Shared: Adventure · Casual · Point & Click

That's not my Neighbor
Shared: Adventure · Casual · Point & Click

The Room Two
Shared: Point & Click · Adventure · Hidden Object

Florence
Shared: Casual · Adventure · Indie

Thank Goodness You're Here!
Shared: Adventure · Casual · 2D Platformer

My Brother Rabbit
Shared: Adventure · Point & Click · Casual

Hero of the Kingdom
Shared: Adventure · Casual · Point & Click

Gorogoa
Shared: Casual · Point & Click · Adventure

Boxes: Lost Fragments
Shared: Adventure · Point & Click · Casual

The Room Three
Shared: Adventure · Point & Click · Hidden Object

Milo and the Magpies
Shared: Adventure · Point & Click · Hidden Object