PCGame

Millennia

Turn-based 4X strategy spanning history and branching into alternate ages

C Prompt Games · Published by Paradox Interactive · Released Mar 26, 2024

SimulationStrategy

Reviews
Mixed
67% of 3,062
Recent reviews
Not enough recent
Players
26
daily peak, Nov 7, 2026
Steam Deck
Playable
Last update on Steam
1 year ago
Oct 3, 2025
Minimum PC
GTX 660
8 GB RAM · 10 GB disk
Full requirements

What is Millennia?

In this historical turn-based 4X game, you guide a nation from its first cities toward possible futures. You develop regions, turn resources into goods, research advances, and manage armies. The ages your nation enters can follow alternate histories or lead to crises.

For you if...

  • +you enjoy planning a nation's growth across many ages
  • +you like managing production chains and specialized regions
  • +you want alternate-history paths in a turn-based strategy game

Not for you if...

  • −you prefer fast action to turn-based planning
  • −you dislike detailed resource management and production chains

What players say

67% of 3,062 reviews are positive

Players praise the alternate-history ages and resource chains. Many say development ended before the game felt finished, leaving problems they expect to remain unaddressed.

Players over time

▲ +11% vs a month ago

Players online on Steam, one sample a day.

Highest since Sep 2026: 36 players on Oct 31, 2026.

Show the data
DayPlayers
Nov 7, 202626
Nov 6, 202624
Nov 5, 202621
Nov 4, 202613
Nov 3, 202622
Nov 2, 202614
Nov 1, 202631
Oct 31, 202636
Oct 30, 202621
Oct 29, 202627
Oct 28, 202618
Oct 27, 202615
Oct 26, 202618
Oct 25, 202624
Oct 24, 202623
Oct 23, 202623
Oct 22, 202627
Oct 21, 202622
Oct 20, 202625
Oct 18, 202622
Oct 17, 202626
Oct 16, 202620
Oct 15, 202627
Oct 14, 202627
Oct 13, 202617
Oct 11, 202630
Oct 10, 202619
Oct 9, 202625
Oct 8, 202618
Oct 7, 202619
Oct 6, 202614
Oct 4, 202623
Oct 3, 202627
Oct 2, 202618
Oct 1, 202617
Sep 30, 202612
Sep 29, 202616
Sep 27, 202621
Sep 26, 202616
Sep 25, 202623
Sep 24, 202614
Sep 23, 202614
Sep 23, 202621
Sep 22, 202620
Sep 21, 202622

Screenshots and trailer

Millennia screenshot 1

Millennia system requirements

Minimum: GTX 660, 8 GB RAM, 10 GB of disk space.

As published by the developer.

Can my PC run Millennia?

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Minimum

OS
Windows® 10 Home 64 Bit
Processor
Intel® Core™ i5-6600K | AMD® Ryzen™ 3 2300X
Graphics
Nvidia® GeForce™ GTX 660 (2GB) | AMD® Radeon™ R9 380 (4GB)
Memory
8 GB RAM
Storage
10 GB available space
DirectX
Version 11

Recommended

OS
Windows® 11
Processor
Intel® Core™ i7-9700K | AMD® Ryzen™ 5 5600X
Graphics
Nvidia® GeForce™ GTX 1060 (6GB) | AMD® Radeon™ RX 590 (8GB)
Memory
16 GB RAM
Storage
10 GB available space
DirectX
Version 11

Does Millennia have co-op or multiplayer?

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

Does Millennia run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

  • The launcher or setup tool may need the touchscreen or virtual keyboard
  • Sometimes shows mouse, keyboard or non-Deck controller icons
  • Some text entry requires manually opening the on-screen keyboard
  • Some in-game text is small and may be hard to read
  • Default configuration is not performant
  • All functionality is accessible with the default controller configuration

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows
Achievements
49
Steam features
Cloud saves, Family Sharing
Languages
Text only: English, French, German, Spanish - Spain, Polish, Simplified Chinese, Russian.

Does Millennia 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 25, 2026. How to filter AI games on Steam

Tags

Recent updates

3 DLC available.

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