Games like Platform Gun
Games like Platform Gun include Portal 2, Planet of Lana, LIMBO, Portal, and Defy Gravity Extended. We matched them by the tags players give Platform Gun on Steam (Action, Puzzle Platformer, Adventure, Singleplayer, and Sci-fi): closest matches first, and among equally close ones the better-known games.
Portal 2
Shared: Singleplayer · Puzzle Platformer · Platformer
Planet of Lana
Shared: Action · Puzzle Platformer · 2D Platformer
LIMBO
Shared: Puzzle Platformer · Platformer · Adventure
Portal
Shared: Puzzle Platformer · Singleplayer · Puzzle
Defy Gravity Extended
Shared: Puzzle Platformer · Platformer · Action
Out There Somewhere
Shared: Adventure · Platformer · Action
MO:Astray
Shared: Action · Adventure · Puzzle Platformer
SANABI
Shared: Action · Adventure · 2D Platformer
Oddworld: New 'n' Tasty
Shared: Puzzle Platformer · Adventure · Platformer
Seen
Shared: Adventure · Singleplayer · Action
Ori and the Will of the Wisps
Shared: Action · Singleplayer · Adventure
ElecHead
Shared: Puzzle Platformer · Action · Platformer
The Swapper
Shared: Puzzle Platformer · Sci-fi · Puzzle
Braid
Shared: Puzzle Platformer · 2D Platformer · Puzzle
Mind Over Magnet
Shared: Puzzle Platformer · Adventure · Puzzle
BEEP
Shared: Adventure · Singleplayer · Platformer
Celeste
Shared: 2D Platformer · Platformer · Singleplayer
ANTONBLAST
Shared: Action · 2D Platformer · Singleplayer
Max: The Curse of Brotherhood
Shared: Puzzle Platformer · Adventure · Action
Little Nightmares
Shared: Adventure · Puzzle Platformer · Singleplayer
Phoenotopia: Awakening
Shared: Action · Adventure · Puzzle Platformer
Deliver Us The Moon
Shared: Action · Adventure · Sci-fi
Unravel
Shared: Action · Adventure · Singleplayer
Halo Infinite
Shared: Action · Singleplayer · Free to Play