Games like Hearsay
Games like Hearsay include Return of the Obra Dinn, The Room, Blue Prince, Call of the Sea, and Riven. We matched them by the tags players give Hearsay on Steam (Casual, Adventure, Puzzle, Atmospheric, and Organizing): closest matches first, and among equally close ones the better-known games.

Return of the Obra Dinn
Shared: Puzzle · Atmospheric · Detective

The Room
Shared: Puzzle · Atmospheric · Adventure

Blue Prince
Shared: Puzzle · Adventure · Atmospheric

Call of the Sea
Shared: Adventure · Puzzle · Atmospheric

Riven
Shared: Adventure · Puzzle · Atmospheric

The House of Da Vinci
Shared: Puzzle · Atmospheric · Adventure

Moncage
Shared: Casual · Puzzle · Adventure

Strange Horticulture
Shared: Puzzle · Atmospheric · Adventure

Boxes: Lost Fragments
Shared: Puzzle · Adventure · Casual

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

Firewatch
Shared: Adventure · Atmospheric · First-Person

Murders on the Yangtze River
Shared: Adventure · Puzzle · Detective

Outer Wilds
Shared: Adventure · Atmospheric · Puzzle

The Room Three
Shared: Puzzle · Adventure · Atmospheric

Whisper of the House
Shared: Casual · Organizing · Puzzle

Chants of Sennaar
Shared: Adventure · Puzzle · Atmospheric

The Room Two
Shared: Puzzle · Atmospheric · Adventure

Strange Antiquities
Shared: Puzzle · Atmospheric · Adventure

Sherlock Holmes: Crimes and Punishments
Shared: Adventure · Puzzle · Atmospheric

The Painscreek Killings
Shared: Puzzle · Atmospheric · Detective

Sherlock Holmes: The Devil's Daughter
Shared: Adventure · Puzzle · Detective

The Witness
Shared: Puzzle · First-Person · Atmospheric

Big Walk
Shared: Puzzle · Adventure · Casual

Quern - Undying Thoughts
Shared: Adventure · Puzzle · Atmospheric