Games like Ponder Thy Realm
Games like Ponder Thy Realm include The Room, Boxes: Lost Fragments, Among Us 3D, The Room 4: Old Sins, and Sizeable. We matched them by the tags players give Ponder Thy Realm on Steam (Hidden Object, Puzzle, Time Management, Strategy, and 3D): closest matches first, and among equally close ones the better-known games.

The Room
Shared: Puzzle · Hidden Object · First-Person

Boxes: Lost Fragments
Shared: Puzzle · Hidden Object · 3D

Among Us 3D
Shared: Strategy · 3D · First-Person

The Room 4: Old Sins
Shared: Puzzle · Hidden Object · First-Person

Sizeable
Shared: Puzzle · Hidden Object · Casual

The House of Da Vinci
Shared: Hidden Object · Puzzle · 3D

Buckshot Roulette
Shared: Strategy · First-Person · 3D

Librarian: Tidy Up the Arcane Library!
Shared: Puzzle · Hidden Object · Casual

The Artisan of Glimmith
Shared: Puzzle · Strategy · Casual

Portal
Shared: Puzzle · First-Person · Sci-fi

12 Labours of Hercules
Shared: Time Management · Puzzle · Strategy

The Room Two
Shared: Puzzle · Hidden Object · Mystery

Return of the Obra Dinn
Shared: Puzzle · Detective · First-Person

Machinika: Atlas
Shared: Puzzle · Hidden Object · Casual

Mini Motorways
Shared: Strategy · Puzzle · Casual

Voxelgram
Shared: Hidden Object · Puzzle · Strategy

Machinika Museum
Shared: Puzzle · Hidden Object · First-Person

Chants of Sennaar
Shared: Puzzle · Colorful · Detective

12 Labours of Hercules II: The Cretan Bull
Shared: Time Management · Puzzle · Strategy

Blue Prince
Shared: Puzzle · First-Person · Mystery

Morphopolis
Shared: Puzzle · Hidden Object · Casual

The House of Tesla: Definitive Edition
Shared: Hidden Object · Puzzle · 3D

The Witness
Shared: Puzzle · First-Person · Colorful

Metel - Horror Escape
Shared: Puzzle · Hidden Object · 3D