Games like Quake III Arena
Games like Quake III Arena include Counter-Strike, Half-Life, DOOM, DOOM Eternal, and Quake. We matched them by the tags players give Quake III Arena on Steam (FPS, Arena Shooter, Action, Classic, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Counter-Strike
Shared: FPS · Action · Multiplayer

Half-Life
Shared: FPS · Classic · Multiplayer

DOOM
Shared: FPS · Action · Shooter

DOOM Eternal
Shared: FPS · Action · Gore

Quake
Shared: FPS · Action · Classic

Counter-Strike: Source
Shared: FPS · Action · Shooter

Call of Duty®
Shared: FPS · Multiplayer · Action

Half-Life 2
Shared: FPS · Action · Classic

Quake Live
Shared: FPS · Arena Shooter · Classic

Deathmatch Classic
Shared: FPS · Action · Classic

Quake II
Shared: FPS · Action · Classic

Halo Infinite
Shared: FPS · Multiplayer · Action

Titanfall® 2
Shared: FPS · Multiplayer · Shooter

Halo: The Master Chief Collection
Shared: FPS · Classic · Multiplayer

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Multiplayer · Classic

DOOM + DOOM II
Shared: FPS · Classic · Action

Counter-Strike: Condition Zero
Shared: FPS · Action · Multiplayer

Call of Duty®: Black Ops III
Shared: FPS · Multiplayer · Action

Black Mesa
Shared: FPS · Action · Shooter

THE FINALS
Shared: FPS · Multiplayer · Shooter

Left 4 Dead 2
Shared: FPS · Multiplayer · Action

PUBG: BATTLEGROUNDS
Shared: FPS · Shooter · Multiplayer

Half-Life: Opposing Force
Shared: FPS · Action · Classic

Battlefield™ 1
Shared: FPS · Multiplayer · Action