Games like I Think
Games like I Think include The Test, The Wolf Among Us, 他人世界末 On-looker, Suzerain, and The Henry Stickmin Collection. We matched them by the tags players give I Think on Steam (Choose Your Own Adventure, Casual, Action-Adventure, Multiple Endings, and Philosophical): closest matches first, and among equally close ones the better-known games.

The Test
Shared: Choose Your Own Adventure · Multiple Endings · Psychological

The Wolf Among Us
Shared: Choose Your Own Adventure · Multiple Endings · Adventure

他人世界末 On-looker
Shared: Multiple Endings · Casual · Visual Novel

Suzerain
Shared: Choose Your Own Adventure · Multiple Endings · Visual Novel

The Henry Stickmin Collection
Shared: Choose Your Own Adventure · Multiple Endings · Adventure

Monster Loves You!
Shared: Casual · Choose Your Own Adventure · Multiple Endings

Mirror 2: Project X
Shared: Multiple Endings · Casual · Visual Novel

Growing Up
Shared: Life Sim · Multiple Endings · Choose Your Own Adventure

Senren * Banka
Shared: Casual · Multiple Endings · Visual Novel

The Stanley Parable
Shared: Psychological · Multiple Endings · Indie

Class of '09
Shared: Choose Your Own Adventure · Casual · Multiple Endings

Hira Hira Hihiru
Shared: Casual · Choose Your Own Adventure · Adventure

Emily is Away <3
Shared: Casual · Multiple Endings · Choose Your Own Adventure

Milk inside a bag of milk inside a bag of milk
Shared: Psychological · Visual Novel · Adventure

Volcano Princess
Shared: Multiple Endings · Life Sim · Casual

The Test: Hypothesis Rising
Shared: Multiple Endings · Choose Your Own Adventure · Visual Novel

7 Days to End with You
Shared: Choose Your Own Adventure · Visual Novel · Multiple Endings

The Horrorscope
Shared: Psychological · Adventure · Multiple Endings

Five Nights at Freddy's: Security Breach
Shared: Multiple Endings · Adventure · First-Person

Summer Pockets REFLECTION BLUE
Shared: Choose Your Own Adventure · Multiple Endings · Casual

NEEDY STREAMER OVERLOAD
Shared: Multiple Endings · Psychological · Visual Novel

Assassin's Creed® Odyssey
Shared: Action-Adventure · Multiple Endings · Adventure

Roadwarden
Shared: Choose Your Own Adventure · Adventure · Text-Based

Road 96
Shared: Choose Your Own Adventure · Adventure · Multiple Endings