How much revenue did Assassin’s Creed® IV Black Flag™ make?

$21.4M–$57.6M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Assassin’s Creed® IV Black Flag™ sell?

Q: How many copies did Assassin’s Creed® IV Black Flag™ sell?

1.9M to 3.2M copies, based on its 79k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 1.9M–3.2M; $21.4M–$57.6M after Steam's cut $38.9M–$88.6M before the cut; from 79k reviews (Very Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Assassin’s Creed® IV Black Flag™ out and predicted the genre from its 5 similar games. Every figure here, including Assassin’s Creed® IV Black Flag™'s, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 7.1M–13.4M

best case 13.4M (Sekiro™: Shadows Die Twice - GOTY Edition)

Games like Assassin’s Creed® IV Black Flag™

The middle of these games

≈ 7.1M–13.4M copies

≈ $83.8M–$174.1M after Steam's cut

from ~188k reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

All 5 of your similar games are hits.

Best case: Sekiro™: Shadows Die Twice - GOTY Edition at ≈ 10.2M–16.6M copies, ≈ $168.9M–$454.2M after Steam's cut.

The genre you'd be entering

Your set: Your set clusters on Open World (3 of 5) and Stealth (3 of 5).
The winners: Winners here lead with Souls-like + Ninja, priced around $60.
The era: The games you compared span 2000 to 2019, 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 36 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
Counter-Strike 2000	Est. copies ≈ 16.5M–26.9M SteamSpy 10M–20M	Est. revenue $45.4M–$122.1M after Steam's cut $82.6M–$187.9M before the cut	$9.99	262k reviews Overwhelmingly Positive	ActionFPS
Sekiro™: Shadows Die Twice - GOTY Edition 2019	Est. copies ≈ 10.2M–16.6M 1.9x vs typical SteamSpy 10M–20M	Est. revenue $168.9M–$454.2M after Steam's cut $307.2M–$698.8M before the cut	$59.99	356k reviews Overwhelmingly Positive	Souls-likeDifficult
Assassin's Creed® Odyssey 2018	Est. copies ≈ 5.7M–9.3M SteamSpy 5M–10M	Est. revenue $94.4M–$253.9M after Steam's cut $171.7M–$390.6M before the cut	$59.99	188k reviews Very Positive	Open WorldRPG
Middle-earth™: Shadow of Mordor™ 2014	Est. copies ≈ 5.4M–8.8M SteamSpy 5M–10M	Est. revenue $29.9M–$80.4M after Steam's cut $54.4M–$123.7M before the cut	$19.99	97k reviews Very Positive	Open WorldAction
Assassin's Creed® Origins 2017	Est. copies ≈ 4.4M–7.2M SteamSpy 1M–2M	Est. revenue $73.1M–$196.5M after Steam's cut $132.9M–$302.3M before the cut	$59.99	129k reviews Very Positive	Open WorldAssassin