The Game Census
Master of Orion 3 cover art

Master of Orion 3

Quicksilver Software · Wargaming Labs · 2016-08-25

SteamGOG

Strategy

Modes: Single player, Multiplayer

Releases: Feb 25, 2003 (PC (Microsoft Windows)), Feb 25, 2003 (Mac)

Experience first-hand the challenges of leading one of 16 different races into unequalled galactic supremacy and face a universe of decisions. Set policies, explore, build, declare war, negotiate - put all these elements into motion to guarantee your place in the annals of space and time.

12
playing now
54%
positive of 190 reviews
Mixed
steam rating
50,000–100,000
owners (SteamSpy est.)
55/100
critic score (2 outlets, IGDB)
34/100
IGDB user rating (13 ratings)
platinum
deck/linux tier (ProtonDB)
$9.99
steam price (US)

12 players in-game as of 2026-08-30 09:00 UTC (census sample)

Master of Orion III is a 4X turn-based strategy game and the third in the Master of Orion series. Master of Orion III was developed by Quicksilver Software and published by Infogrames Interactive on February 25, 2003.

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 60% of 5,944 Strategy games in the census by review count.
Estimated sales: 4.8k–11k copies

Review-multiple estimate from 190 total reviews — how this is computed.

Current store prices

GOG$3.99-60%
lowest across shops (ITAD)$3.99-60%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $1.49 at GamersGate (2015-07-27)via IsThereAnyDeal

12-month high $9.99 · on sale 24 of 39 observed days · $2.50 above the all-time low (census price snapshots)

Players online

2082026-08-11 20:00 — 16 players2026-08-12 12:00 — 8 players2026-08-13 04:00 — 10 players2026-08-13 20:00 — 16 players2026-08-14 11:00 — 14 players2026-08-15 03:00 — 17 players2026-08-15 19:00 — 18 players2026-08-16 11:00 — 13 players2026-08-17 03:00 — 13 players2026-08-17 19:00 — 11 players2026-08-18 11:00 — 14 players2026-08-19 03:00 — 13 players2026-08-19 18:00 — 16 players2026-08-20 10:00 — 18 players2026-08-21 02:00 — 20 players2026-08-21 18:00 — 20 players2026-08-22 09:00 — 15 players2026-08-23 01:00 — 18 players2026-08-23 17:00 — 15 players2026-08-24 09:00 — 13 players2026-08-25 01:00 — 19 players2026-08-25 16:00 — 14 players2026-08-26 09:00 — 13 players2026-08-27 01:00 — 17 players2026-08-27 17:00 — 10 players2026-08-28 09:00 — 13 players2026-08-29 01:00 — 16 players2026-08-29 17:00 — 16 players2026-08-30 09:00 — 12 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$11.13$1.492015-01-012026-08-302015-01-01 — best price $9.952016-01-22 — best price $2.492016-06-22 — best price $9.992016-10-21 — best price $9.952016-12-06 — best price $9.992017-02-27 — best price $2.492017-06-07 — best price $2.492017-09-25 — best price $9.952018-01-08 — best price $9.992018-05-21 — best price $2.502018-07-23 — best price $9.992018-10-30 — best price $2.492019-01-24 — best price $9.992019-06-28 — best price $4.492019-09-12 — best price $9.992019-12-19 — best price $5.492020-05-27 — best price $3.992020-09-25 — best price $3.992020-12-16 — best price $3.992021-02-20 — best price $9.992021-10-18 — best price $9.992021-12-22 — best price $3.492022-06-28 — best price $9.992023-04-27 — best price $3.992023-10-02 — best price $3.992024-05-01 — best price $1.992024-10-10 — best price $1.992025-02-28 — best price $1.992025-07-10 — best price $9.992025-09-25 — best price $3.992026-01-21 — best price $9.992026-04-09 — best price $3.992026-08-06 — best price $3.992026-08-30 — best price $3.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerFamily Sharing

Player tags

4XSpaceSci-fiStrategyTurn-BasedTurn-Based Strategy

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

Galactic Civilizations IIIImagine EarthStellarisENDLESS Legend™Might & Magic® Heroes® VIIENDLESS Space™ 2Age of Wonders: PlanetfallHUMANKIND™

Similarity via IGDB.

Official site ↗