How much revenue did Galactic Civilizations® II: Ultimate Edition make?

$297k–$799k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Galactic Civilizations® II: Ultimate Edition sell?

Q: How many copies did Galactic Civilizations® II: Ultimate Edition sell?

108k to 176k copies, based on its 2k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 108k–176k; $297k–$799k after Steam's cut $540k–$1.2M before Steam's cut; from 2k reviews (Mostly Positive)

Copies are estimated from the public review count, adjusted for release year, and cross-checked against SteamSpy's own estimate.

Did the prediction match what actually happened?

We hid Galactic Civilizations® II: Ultimate Edition and predicted how it would do from its 8 similar games. Every figure here, including Galactic Civilizations® II: Ultimate Edition's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 77k–1.1M

best case 17.5M (Sid Meier's Civilization® V)

Games like Galactic Civilizations® II: Ultimate Edition

A typical game among these

≈ 77k–1.1M copies

≈ $1.2M–$16.7M after Steam's cut

from ~13k reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

6 of the 8 similar games are hits.

Best case: Sid Meier's Civilization® V at ≈ 13.3M–21.7M copies, ≈ $110.0M–$295.6M after Steam's cut.

The genre you'd be entering

These games: The similar games share 4X (8 of 8) and Turn-Based (7 of 8).
The winners: Winners here lead with Turn-Based Strategy + Turn-Based, priced around $30.
When they shipped: The similar games span 2010 to 2021, and none of them shipped in the last two years.

How these numbers were worked out

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

Copies come from each game's reviews times a sales-per-review rate that falls with release age, from about 31 for the most recent game here to about 79 for the oldest, then widened into a range; revenue rides on that estimate times price. Source: GameDiscoverCo (2020) and VG Insights (2021).

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Sid Meier's Civilization® V 2010	Est. copies ≈ 13.3M–21.7M 16x vs typical SteamSpy 10M–20M	Est. revenue $110.0M–$295.6M after Steam's cut $199.9M–$454.8M before Steam's cut	$29.99	211k reviews Overwhelmingly Positive	Turn-Based StrategyStrategy
Pax Nova 2020	Est. copies ≈ 11k–18k SteamSpy under 20k	Est. revenue $77k–$208k after Steam's cut $140k–$319k before Steam's cut	$24.99	453 reviews Mixed	Strategy4X
ENDLESS Legend™ 2014	Est. copies ≈ 1.1M–1.7M SteamSpy 2M–5M	Est. revenue $8.8M–$23.7M after Steam's cut $16.0M–$36.5M before Steam's cut	$29.99	19k reviews Very Positive	Strategy4X
Master of Orion 2016	Est. copies ≈ 341k–554k SteamSpy 500k–1M	Est. revenue $2.3M–$6.3M after Steam's cut $4.3M–$9.7M before Steam's cut	$24.99	8k reviews Mostly Positive	Strategy4X
Stellar Monarch 2016	Est. copies ≈ 9k–15k SteamSpy 50k–100k	Est. revenue $39k–$105k after Steam's cut $71k–$162k before Steam's cut	$14.99	228 reviews Very Positive	Grand Strategy 4X
Dominions 5 - Warriors of the Faith 2017	Est. copies ≈ 75k–122k SteamSpy 200k–500k	Est. revenue $822k–$2.2M after Steam's cut $1.5M–$3.4M before Steam's cut	$39.99	2k reviews Very Positive	StrategyTurn-Based Strategy
HUMANKIND™ 2021	Est. copies ≈ 715k–1.2M 2.1x vs typical SteamSpy 1M–2M	Est. revenue $9.8M–$26.4M after Steam's cut $17.9M–$40.7M before Steam's cut	$49.99	29k reviews Mixed	StrategyTurn-Based Strategy
Warhammer 40,000: Gladius - Relics of War 2018	Est. copies ≈ 572k–929k SteamSpy 1M–2M	Est. revenue $6.3M–$16.9M after Steam's cut $11.4M–$26.0M before Steam's cut	$39.99	19k reviews Very Positive	StrategyWarhammer 40K