Games like Paper Shooter!
Games like Paper Shooter! include PUBG: BATTLEGROUNDS, Counter-Strike 2, KovaaK's, Ravenfield, and Arma 3. We matched them by the tags players give Paper Shooter! on Steam (Strategy, Action, Simulation, Shooter, and Survival): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Shooter · Survival · Action

Counter-Strike 2
Shared: Shooter · Action · FPS

KovaaK's
Shared: Action · Simulation · Shooter

Ravenfield
Shared: FPS · Shooter · Action

Arma 3
Shared: Action · Shooter · Simulation

Aimlabs
Shared: Simulation · Shooter · Action

Arma Reforger
Shared: Simulation · Shooter · Action

Freeman: Guerrilla Warfare
Shared: Strategy · Action · Shooter

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

Hell Let Loose: Vietnam
Shared: Action · Strategy · Simulation

Left 4 Dead 2
Shared: Shooter · FPS · Action

Call of Duty®
Shared: Shooter · Action · FPS

Counter-Strike
Shared: Action · Shooter · FPS

Hell Let Loose
Shared: Shooter · Action · FPS

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

Insurgency
Shared: FPS · Action · Shooter

OPERATOR
Shared: Shooter · Action · Simulation

Tom Clancy's Rainbow Six Siege
Shared: FPS · Shooter · Action

Bodycam
Shared: FPS · Shooter · Simulation

BioShock Infinite
Shared: Action · Shooter · FPS

Call to Arms
Shared: Strategy · Action · Shooter

Takedown: Red Sabre
Shared: Action · Strategy · Simulation

Ancient Warfare 3
Shared: Action · Simulation · Strategy

Black Mesa
Shared: Action · FPS · Shooter