Lab42 · Development Studio +1^*

Crusader Kings III

2020 real-time strategy · grand strategy wargame · role-playing video game +1^*

At a glance

Genres

Play modes

single-player video game
multiplayer video game

Series

Crusader Kings

Game facts

Developers

Lab42
Development Studio
Paradox Development Studio^*

Publishers

Paradox Interactive

Engines

Clausewitz Engine

View full details

Platforms

Players by platform

Microsoft Windows^*
Maximum players (mode unspecified)
64^*

Content classifications

ESRB · Microsoft Windows^*
Classification
M - Mature^*

Compatibility and community reports

Linux · Community reports · 2026-06-27^*
Community Linux compatibility tier
Gold^*
Reports
218^*
Community confidence
strong^*
Steam Deck · 2026-06-27^*
Compatibility category
Playable^*

System requirements

Windows · Minimum^*
Operating system
Windows® 10 Home 64 bit^*
Processor alternatives
Intel Core i5-750 | AMD FX 4300^*
Memory
8 GB RAM^*
Graphics alternatives
NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11^*
Storage
20 GB available space^*
Conditions
Requires a 64-bit processor and operating system^*
Linux · Minimum^*
Operating system
Ubuntu 20.04 LTS^*
Processor alternatives
Intel Core i5-750 | AMD FX 4300^*
Memory
8 GB RAM^*
Graphics alternatives
NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11^*
Storage
20 GB available space^*
macOS · Minimum^*
Operating system
macOS Monterey v12.6 or newer^*
Processor alternatives
Intel Core i5-6500 or newer | Apple M1 or newer^*
Memory
8 GB RAM^*
Graphics alternatives
AMD Radeon R9 M380 2GB or better (for Intel systems) | Intel Iris Plus G7 | AMD Radeon Vega 11 | Apple M1 integrated GPU^*
Storage
20 GB available space^*
Windows · Recommended^*
Graphics alternatives
NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580^*
Processor alternatives
Intel Core i5-8400 | AMD Ryzen 5 1600X^*
Memory
16 GB^*
Windows · Recommended memory · 2026-06-27^*
Memory
16 GB^*

Steam version platforms

Windows^*
Supported
Yes^*
macOS^*
Supported
Yes^*
Linux^*
Supported
Yes^*

Interface languages

English^*
Full audio
Yes^*
French^*
German^*
Spanish - Spain^*
Russian^*
Simplified Chinese^*
Korean^*
Polish^*
Japanese^*

Audio languages

English^*
Japanese^*

Game features

Single-player^*
Multi-player^*
PvP^*
Online PvP^*
Steam Achievements^*
Steam Trading Cards^*
Steam Workshop^*
Steam Cloud^*
Remote Play on Tablet^*
Family Sharing^*

Store genres

RPG^*
Simulation^*
Strategy^*

Screenshots

Screenshot 1 from Crusader Kings III

Screenshot 2 from Crusader Kings III

Screenshot 3 from Crusader Kings III

* Provisional data