Games like Capsule Rush
Games like Capsule Rush include Pseudoregalia, VHOLUME, Refunct, A Story About My Uncle, and Neon White. We matched them by the tags players give Capsule Rush on Steam (3D Platformer, Casual, Parkour, Platformer, and Character Customization): closest matches first, and among equally close ones the better-known games.

Pseudoregalia
Shared: 3D Platformer · Parkour · Platformer

VHOLUME
Shared: Parkour · 3D Platformer · Casual

Refunct
Shared: 3D Platformer · Parkour · Casual

A Story About My Uncle
Shared: Parkour · 3D Platformer · Platformer

Neon White
Shared: 3D Platformer · Parkour · Platformer

Only Climb: Better Together
Shared: 3D Platformer · Platformer · Character Customization

Chained Together
Shared: Casual · Platformer · 3D Platformer

Clustertruck
Shared: Parkour · 3D Platformer · Singleplayer

Haste
Shared: Parkour · 3D Platformer · Singleplayer

WEBFISHING
Shared: Casual · Character Customization · Indie

Rooftops & Alleys: The Parkour Game
Shared: Parkour · 3D Platformer · Third Person

BETON BRUTAL
Shared: 3D Platformer · Parkour · Casual

Only Up: With Friends
Shared: Casual · Parkour · 3D Platformer

Sonic Adventure DX
Shared: 3D Platformer · Platformer · Singleplayer

Grow Home
Shared: 3D Platformer · Casual · Parkour

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: 3D Platformer · Casual · Platformer

Yellow Taxi Goes Vroom
Shared: 3D Platformer · Indie · 3D

Sonic Frontiers
Shared: 3D Platformer · 3D · Singleplayer

Sonic Adventure 2
Shared: 3D Platformer · Platformer · Singleplayer

Sonic Lost World
Shared: 3D Platformer · Platformer · Parkour

Cyber Hook
Shared: 3D Platformer · Parkour · Indie

Last Train Outta' Wormtown
Shared: 3D Platformer · Platformer · 3D

Spark the Electric Jester 3
Shared: 3D Platformer · Platformer · 3D

A Hat in Time
Shared: 3D Platformer · Platformer · Indie