Is Master of Orion 1 free?

Not right now — Steam does not list Master of Orion 1 as free to play, and none of the stores we track sells it in your region.

Is Master of Orion 1 Steam Deck compatible?

Mostly. Valve rates Master of Orion 1 Playable on Steam Deck: it runs, but may need some manual tweaking — a community controller layout, or zooming in on small text.

Can I play Master of Orion 1 on Mac?

Yes. Master of Orion 1 has a native macOS version on Steam.

Is Master of Orion 1 on PC Game Pass?

No — Master of Orion 1 is not on PC Game Pass right now.

Master of Orion 1

SimTex · February 25, 2016 · Strategy, 4X, Turn-Based, Space, Classic

No store is selling Master of Orion 1 right now. We track it and will show a price as soon as one appears.

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Very Positive89% · 45771playing now

Best price

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Prices last checked 2 Nov 2026, 07:23 UTC

No store is currently selling Master of Orion 1. It released on February 25, 2016 and was developed by SimTex. We keep tracking it across every store we cover, so set an alert below and you will know the moment it is on sale again.

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About Master of Orion 1

✦ AI summary

Build a sprawling space empire across a resource-starved galaxy, colonizing planets, researching 60 technologies, and engaging in tactical combat and diplomacy with alien races. Battle your way toward supremacy and confront the vengeful Antaran threat in this legendary 4X strategy game that defines the genre with its addictive "just one more turn" gameplay.

Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
The need for galactic expansion is critical. You must conquer alien star systems to secure the resources that will guarantee your supremacy. The ultimate goal is to defeat the evil Antarans. They lurk in the coldest reaches of space, warmed by one all-consuming passion... Revenge!

One of the best 4X games ever created
Absolutely addictive gameplay with a powerful "just one more turn" factor
Tactical ship combat, galaxy-spanning strategy, 60 technology fields, advanced diplomacy and much more

Note: This game is a part of Master of Orion, Collectors Edition package which includes 3 original Master of Orion titles available on Steam for the first time and new Master of Orion game published by WG Labs.
This game will available for stand-alone purchase at a later date in the future.

Master of Orion 1 — game info

Platforms: Windows, macOS, Linux / SteamOS
Steam Deck: Playable
Player modes: Single-player, Multiplayer
PC Game Pass: Not included

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What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

Recommended Jul 31, 2026

Old passion. Can't stop playing it!

1 found this helpful

Recommended Sep 30, 2026

Yes but only for nostalgia. If you played it you loved it. Its an old game what do you expect. I played it in high school originally.

Recommended Sep 19, 2026

Very basic, easy and fun, Highly recommend to folks who enjoy older, simple strategy games.

Not recommended Sep 11, 2026

History! Unless you want history, play a newer game.

Not recommended Sep 9, 2026

https://youtu.be/aHNGxPYViQ0 One of the foundational titles of 4x games, the original is better remembered than played.

Recommended Jul 28, 2026

memories

Community reviews

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