Kingdom Wars 4

Medieval grand strategy with real-time battles and a spreading plague

Reverie World Studios · Published by indie.io · Released Oct 22, 2021

Reviews: Mixed; 60% of 189
Recent reviews: Not enough recent
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 1 year ago; Oct 3, 2025
Minimum PC: GeForce GTX 960; 6 GB RAM · 5 GB disk; Full requirements

What is Kingdom Wars 4?

Set in 1347 Europe during the Hundred Years' War, this strategy game puts you in charge of a realm threatened by the Black Death. You manage settlements, armies, trade, and diplomacy on a world map, enter towns to construct buildings and walls, and command real-time sieges, field battles, and naval combat. Quarantines, medieval medicine, and trade restrictions help limit the plague.

For you if...

+you like choosing between minor lords and powerful kings
+you enjoy survival pressures alongside territorial expansion

Not for you if...

−you prefer turn-based battles with time to plan each move

What players say

60% of 189 reviews are positive

Positive reviews highlight the mix of kingdom management and real-time combat. The most common complaint is that it changes little from earlier entries in the series; players also report bugs.

Screenshots and trailer

Kingdom Wars 4 system requirements

Minimum: GeForce GTX 960, 6 GB RAM, 5 GB of disk space.

As published by the developer.

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Minimum

OS: Windows Vista
Processor: Intel Core i7 Processor or equivalent
Graphics: NVIDIA GeForce GTX 960 / Radeon RX 480
Memory: 6 GB RAM
Storage: 5 GB available space
DirectX: Version 11
Notes: Software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4. Internet connection required to play the multiplayer portion of the game.

OS: Windows 10
Processor: Intel Core i7 Processor or equivalent
Graphics: NVIDIA GeForce GTX 980 / Radeon RX 490
Memory: 8 GB RAM
Storage: 5 GB available space
DirectX: Version 11
Notes: Software installations required (included with the game) include Steam Client, Visual C++ 2008 Redistributable, DirectX and Microsoft .NET 4. Internet connection required to play the multiplayer portion of the game.

Does Kingdom Wars 4 have co-op or multiplayer?

Yes: co-op online; PvP online. It also has a single-player mode.

Does Kingdom Wars 4 run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 14
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: German, Simplified Chinese, French, Italian, Spanish - Spain, Portuguese - Portugal, Portuguese - Brazil.

Does Kingdom Wars 4 use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam