How many copies did Blackwake sell?

688k to 1.1M copies, based on its 26k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Blackwake make?

Blackwake is free to play, so there is no copy-sales revenue to estimate.

How big is Blackwake?

Estimated owners: ≈ 688k–1.1M; from 26k 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 Blackwake out and predicted the genre from its 8 similar games. Every figure here, including Blackwake's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 226k–460k

best case 2.5M (Assassin’s Creed® IV Black Flag™)

The Pirates genre

All 8 of your similar games are hits. A healthy genre for a game like yours.

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

A typical game

≈ 226k–460k copies

≈ $1.7M–$3.3M after Steam's cut

from ~6k reviews

Best case

≈ 1.9M–3.0M copies

Assassin’s Creed® IV Black Flag™ · ≈ $20.6M–$55.5M after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Pirates (8 of 8) and Naval Combat (5 of 8).
The winners: Winners here lead with Pirates + Open World, priced around $35. The breakout hits carry Open World + Adventure + Assassin; a typical game here doesn't.
The era: The games you compared span 2014 to 2023, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Assassin’s Creed® IV Black Flag™ Invalid Date	Est. copies ≈ 1.9M–3.0M 13x vs typical SteamSpy 5M–10M	Est. revenue $20.6M–$55.5M after Steam's cut $37.5M–$85.4M before the cut	$39.99	78k reviews Very Positive	PiratesOpen World
Maelstrom 2019	Est. copies ≈ 74k–121k SteamSpy 200k–500k	Est. revenue Free	Free	3k reviews Very Positive	Free to PlayPirates
Naval Action 2019	Est. copies ≈ 423k–688k 2.5x vs typical SteamSpy 200k–500k	Est. revenue $2.3M–$6.3M after Steam's cut $4.2M–$9.6M before the cut	$19.99	15k reviews Mixed	SailingNaval Combat
The Pirate: Caribbean Hunt 2016	Est. copies ≈ 185k–300k SteamSpy 500k–1M	Est. revenue Free	Free	5k reviews Very Positive	Free to PlayNaval Combat
Pixel Piracy 2014	Est. copies ≈ 382k–621k SteamSpy 200k–500k	Est. revenue $1.6M–$4.2M after Steam's cut $2.9M–$6.5M before the cut	$14.99	7k reviews Mixed	Action RoguelikeSandbox
Blazing Sails 2023	Est. copies ≈ 256k–415k 1.8x vs typical SteamSpy 200k–500k	Est. revenue $1.1M–$2.8M after Steam's cut $1.9M–$4.4M before the cut	$14.99	11k reviews Very Positive	Co-opNaval Combat
ATLAS 2018	Est. copies ≈ 1.3M–2.1M 7.2x vs typical SteamSpy 1M–2M	Est. revenue $10.8M–$28.9M after Steam's cut $19.6M–$44.5M before the cut	$29.99	43k reviews Mixed	SurvivalOpen World
Windward 2015	Est. copies ≈ 168k–273k SteamSpy 200k–500k	Est. revenue $462k–$1.2M after Steam's cut $841k–$1.9M before the cut	$9.99	4k reviews Mostly Positive	PiratesNaval Combat