Games like Gunner, HEAT, PC!
Games like Gunner, HEAT, PC! include War Thunder, WARDOGS, Arma 3, Rising Storm 2: Vietnam, and Arma Reforger. We matched them by the tags players give Gunner, HEAT, PC! on Steam (Simulation, Tanks, Realistic, Military, and Vehicular Combat): closest matches first, and among equally close ones the better-known games.

War Thunder
Shared: Simulation · Vehicular Combat · Tanks

WARDOGS
Shared: Military · Realistic · Simulation

Arma 3
Shared: Military · Simulation · Realistic

Rising Storm 2: Vietnam
Shared: Military · Cold War · Immersive Sim

Arma Reforger
Shared: Simulation · Military · Realistic

IRON NEST: Heavy Turret Simulator
Shared: Simulation · Military · Realistic

Squad
Shared: Realistic · Military · FPS

Bodycam
Shared: Realistic · Military · Simulation

WARNO
Shared: Military · Tanks · Cold War

War of Rights
Shared: Realistic · Simulation · Military

Hell Let Loose: Vietnam
Shared: Simulation · Military · Realistic

Hell Let Loose
Shared: Realistic · Military · Simulation

Gray Zone Warfare
Shared: Realistic · Simulation · Military

Insurgency: Sandstorm
Shared: Realistic · Military · Shooter

GROUND BRANCH
Shared: Realistic · Military · Simulation

Call of Duty®
Shared: Military · Shooter · Action

Arma 2: Operation Arrowhead
Shared: Simulation · Military · Realistic

Squad 44
Shared: Simulation · Military · Realistic

Red Orchestra 2: Heroes of Stalingrad with Rising Storm
Shared: Realistic · Historical · Immersive Sim

Battlefield™ 6
Shared: Military · Realistic · Modern

Insurgency
Shared: Realistic · Military · Action

Onward
Shared: Military · Realistic · Simulation

MechWarrior 5: Clans
Shared: Simulation · Action · Realistic

Holdfast: Nations At War
Shared: Military · Simulation · Historical