Games like Questerium: Sinister Trinity HD Collector's Edition
Games like Questerium: Sinister Trinity HD Collector's Edition include The Room, The Room Two, The Room Three, Boxes: Lost Fragments, and The Room 4: Old Sins. We matched them by the tags players give Questerium: Sinister Trinity HD Collector's Edition on Steam (Adventure, Casual, Hidden Object, Puzzle, and Point & Click): closest matches first, and among equally close ones the better-known games.

The Room
Shared: Puzzle · Adventure · Point & Click

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

The Room Three
Shared: Adventure · Puzzle · Mystery

Boxes: Lost Fragments
Shared: Adventure · Puzzle · Casual

The Room 4: Old Sins
Shared: Adventure · Puzzle · Point & Click

The House of Da Vinci
Shared: Hidden Object · Puzzle · Point & Click

Morphopolis
Shared: Puzzle · Hidden Object · Casual

Frankenstein: Master of Death
Shared: Hidden Object · Casual · Adventure

Gorogoa
Shared: Puzzle · Casual · Indie

Tick Tock: A Tale for Two
Shared: Adventure · Puzzle · Casual

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

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

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

Syberia
Shared: Adventure · Puzzle · Casual

Enigmatis 2: The Mists of Ravenwood
Shared: Adventure · Hidden Object · Casual

Sinister City
Shared: Adventure · Hidden Object · Casual

Servant of the Lake
Shared: Adventure · Puzzle · Point & Click

Enigmatis: The Ghosts of Maple Creek
Shared: Adventure · Hidden Object · Casual

Hidden Folks
Shared: Casual · Hidden Object · Puzzle

Machinika Museum
Shared: Puzzle · Point & Click · Mystery

Grim Legends: The Forsaken Bride
Shared: Hidden Object · Casual · Adventure

The White Door
Shared: Adventure · Puzzle · Indie

Abyss: The Wraiths of Eden
Shared: Casual · Adventure · Hidden Object

Twelve Minutes
Shared: Adventure · Puzzle · Indie