Games like TripTrip
Games like TripTrip include Hotline Miami, Hotline Miami 2: Wrong Number, Shovel Knight: Treasure Trove, Katana ZERO, and Celeste. We matched them by the tags players give TripTrip on Steam (Action, Indie, Retro, 2D, and Runner): closest matches first, and among equally close ones the better-known games.

Hotline Miami
Shared: Action · Great Soundtrack · Indie

Hotline Miami 2: Wrong Number
Shared: Great Soundtrack · Action · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Great Soundtrack · Retro · Indie

Katana ZERO
Shared: Action · Great Soundtrack · Pixel Graphics

Celeste
Shared: Great Soundtrack · Indie · Pixel Graphics

UFO 50
Shared: Indie · Action · Retro

Super Meat Boy
Shared: Indie · Difficult · 2D

Hollow Knight: Silksong
Shared: Indie · Great Soundtrack · Difficult

The Binding of Isaac: Rebirth
Shared: Indie · Great Soundtrack · Pixel Graphics

The Messenger
Shared: Retro · Great Soundtrack · Indie

Cuphead
Shared: Great Soundtrack · Difficult · Indie

SANABI
Shared: Action · Pixel Graphics · Indie

Pizza Tower
Shared: Great Soundtrack · Indie · Action

Hyper Light Drifter
Shared: Great Soundtrack · Indie · Action

Hollow Knight
Shared: Great Soundtrack · Indie · 2D

Skul: The Hero Slayer
Shared: Action · Indie · 2D

Axiom Verge
Shared: Indie · Action · Great Soundtrack

VVVVVV
Shared: Indie · Pixel Graphics · Great Soundtrack

Out There Somewhere
Shared: Indie · Pixel Graphics · Great Soundtrack

Freedom Planet
Shared: Action · Great Soundtrack · Indie

Geometry Dash
Shared: Great Soundtrack · Difficult · 2D

Titan Souls
Shared: Indie · Action · Pixel Graphics

Risk of Rain (2013)
Shared: Indie · Action · Great Soundtrack

Broforce
Shared: Action · 2D · Pixel Graphics