Games like SWAP
Games like SWAP include SUPERHOT, Portal 2, Zup! S, Garry's Mod, and Hexcells. We matched them by the tags players give SWAP on Steam (Casual, Puzzle, FPS, First-Person, and Logic): closest matches first, and among equally close ones the better-known games.

SUPERHOT
Shared: FPS · First-Person · Puzzle

Portal 2
Shared: Puzzle · First-Person · Singleplayer

Zup! S
Shared: Casual · Puzzle · Indie

Garry's Mod
Shared: Casual · First-Person · FPS

Hexcells
Shared: Casual · Puzzle · Logic

Baba Is You
Shared: Puzzle · Logic · Indie

Liars Bar
Shared: Casual · FPS · Indie

Hexcells Infinite
Shared: Casual · Puzzle · Logic

Poppy Playtime
Shared: Puzzle · First-Person · Singleplayer

Is This Seat Taken?
Shared: Casual · Puzzle · Logic

The Room
Shared: Puzzle · Singleplayer · Casual

VLADiK BRUTAL
Shared: FPS · First-Person · Casual

Hexcells Plus
Shared: Puzzle · Casual · Logic

The Witness
Shared: Puzzle · First-Person · Singleplayer

Hook
Shared: Casual · Puzzle · Singleplayer

Portal
Shared: Puzzle · First-Person · Singleplayer

Moncage
Shared: Casual · Puzzle · Singleplayer

Lost
Shared: Casual · Puzzle · FPS

Little Inferno
Shared: Casual · Puzzle · Indie

A Little to the Left
Shared: Puzzle · Casual · Singleplayer

klocki
Shared: Puzzle · Casual · Logic

Gorogoa
Shared: Puzzle · Casual · Indie

Dead Bits
Shared: Casual · FPS · Indie

Antichamber
Shared: Puzzle · First-Person · Indie