Games like Unusual Findings
Games like Unusual Findings include OneShot, Undertale, Detroit: Become Human, Papers, Please, and Endacopia. We matched them by the tags players give Unusual Findings on Steam (Multiple Endings, Choices Matter, Old School, Point & Click, and Adventure): closest matches first, and among equally close ones the better-known games.

OneShot
Shared: Choices Matter · Story Rich · Puzzle

Undertale
Shared: Choices Matter · Multiple Endings · Story Rich

Detroit: Become Human
Shared: Choices Matter · Multiple Endings · Story Rich

Papers, Please
Shared: Point & Click · Multiple Endings · Puzzle

Endacopia
Shared: Point & Click · Adventure · Puzzle

Death and Taxes
Shared: Choices Matter · Multiple Endings · Point & Click

The Wolf Among Us
Shared: Multiple Endings · Adventure · Choices Matter

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

The Witcher 3: Wild Hunt — Remastered
Shared: Adventure · Choices Matter · Story Rich

The Henry Stickmin Collection
Shared: Multiple Endings · Choices Matter · Point & Click

The Room Three
Shared: Puzzle · Point & Click · Adventure

The Red Strings Club
Shared: Choices Matter · Adventure · Story Rich

Return to Monkey Island
Shared: Point & Click · Adventure · Puzzle

Do Not Feed the Monkeys
Shared: Point & Click · Choices Matter · Multiple Endings

Martial Law
Shared: Choices Matter · Multiple Endings · Adventure

Zero Escape: The Nonary Games
Shared: Choices Matter · Multiple Endings · Puzzle

Storyteller
Shared: Point & Click · Puzzle · Adventure

Please, Don’t Touch Anything
Shared: Multiple Endings · Puzzle · Point & Click

OMORI
Shared: Multiple Endings · Story Rich · Pixel Graphics

Life is Strange: Before the Storm
Shared: Choices Matter · Multiple Endings · Story Rich

Road 96
Shared: Choices Matter · Multiple Endings · Adventure

The Room
Shared: Point & Click · Puzzle · Adventure

Machinarium
Shared: Point & Click · Puzzle · 2D

Unavowed
Shared: Point & Click · Adventure · Choices Matter