Games like Heavyarms Assemble: WWII
Games like Heavyarms Assemble: WWII include Hearts of Iron IV, Call to Arms - Gates of Hell: Ostfront, Master of Command, Total War: THREE KINGDOMS, and Steel Division 2. We matched them by the tags players give Heavyarms Assemble: WWII on Steam (Combat, Singleplayer, Historical, Wargame, and Real Time Tactics): closest matches first, and among equally close ones the better-known games.

Hearts of Iron IV
Shared: Historical · World War II · War

Call to Arms - Gates of Hell: Ostfront
Shared: Historical · Real Time Tactics · World War II

Master of Command
Shared: Historical · Singleplayer · Military

Total War: THREE KINGDOMS
Shared: Historical · War · Singleplayer

Steel Division 2
Shared: Singleplayer · World War II · Military

Company of Heroes 2
Shared: World War II · Historical · Singleplayer

Ultimate General: Civil War
Shared: Wargame · Real Time Tactics · Historical

Company of Heroes 3
Shared: Singleplayer · Wargame · World War II

Men of War: Assault Squad 2
Shared: World War II · War · Real Time Tactics

Age of Empires III: Definitive Edition
Shared: Historical · Singleplayer · Military

Age of History II
Shared: Historical · War · Singleplayer

Battlefield™ V
Shared: Singleplayer · World War II · Combat

Foxhole
Shared: Wargame · Military · Sandbox

WARNO
Shared: Wargame · Real Time Tactics · Military

Europa Universalis IV
Shared: Historical · Wargame · Military

Company of Heroes
Shared: Singleplayer · World War II · War

Totally Accurate Battle Simulator
Shared: Sandbox · Singleplayer · War

Sprocket
Shared: Sandbox · Wargame · Military

Total War: NAPOLEON – Definitive Edition
Shared: Historical · Singleplayer · War

Ancient Warfare: The Han Dynasty
Shared: Historical · Wargame · Singleplayer

Total War: EMPIRE – Definitive Edition
Shared: Historical · Military · Singleplayer

Kingdom Heroes 8
Shared: Real Time Tactics · Wargame · War

Steel Division: Normandy 44
Shared: World War II · Military · Singleplayer

Manor Lords
Shared: Historical · Sandbox · Base Building