How much revenue did NEO AQUARIUM - The King of Crustaceans - make?

$42k–$114k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did NEO AQUARIUM - The King of Crustaceans - sell?

Q: How many copies did NEO AQUARIUM - The King of Crustaceans - sell?

17k to 28k copies, based on its 351 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 17k–28k; $42k–$114k after Steam's cut $77k–$175k before Steam's cut; from 351 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 NEO AQUARIUM - The King of Crustaceans - and predicted how it would do from its 8 similar games. Every figure here, including NEO AQUARIUM - The King of Crustaceans -'s, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 196–2k

best case 4.9M (Enter the Gungeon)

Games like NEO AQUARIUM - The King of Crustaceans -

A typical game among these

≈ 196–2k copies

≈ $604–$8k after Steam's cut

from ~10 reviews

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

1 of the 8 similar games is a hit.

Best case: Enter the Gungeon at ≈ 3.7M–6.1M copies, ≈ $15.4M–$41.5M after Steam's cut. It is a breakout hit, far above a typical game.

What their first month looked like

The games that made it here had under 20 reviews in their first month.

Games with under about 100 reviews in month one almost never recover.

The genre you'd be entering

These games: The similar games share Bullet Hell (7 of 8) and Shooter (6 of 8).
The winners: Winners here lead with Bullet Hell + Action Roguelike, priced around $15. The breakout hits carry Rogue-like + Dungeon Crawler + Local Co-Op; a typical game here doesn't.
When they shipped: The similar games span 2016 to 2024, and 1 of the 8 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 52 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
Enter the Gungeon 2016	Est. copies ≈ 3.7M–6.1M 9008x vs typical SteamSpy 2M–5M	Est. revenue $15.4M–$41.5M after Steam's cut $28.1M–$63.9M before Steam's cut	$14.99	90k reviews Overwhelmingly Positive	Bullet HellAction Roguelike
King Of Water 2022	Est. copies ≈ 1k–2k 5.2x vs typical SteamSpy under 20k	Est. revenue $351–$944 after Steam's cut $639–$1k before Steam's cut	$0.99	52 reviews Very Positive	Choose Your Own Adventure2D Platformer
Earth Atlantis 2019	Est. copies ≈ 3k–4k 9.2x vs typical SteamSpy 20k–50k	Est. revenue $11k–$29k after Steam's cut $20k–$45k before Steam's cut	$14.99	92 reviews Mixed	IndieAction
ASTRONAUTILUS 2022	Est. copies ≈ 2k–3k 6.4x vs typical SteamSpy under 20k	Est. revenue $4k–$12k after Steam's cut $8k–$18k before Steam's cut	$9.99	64 reviews Very Positive	Action RoguelikeAction
Splash King's Tournament 2021	Est. copies ≈ 25–40 SteamSpy under 20k	Est. revenue Free	Free	1 reviews 1 user reviews	Bullet HellShoot 'Em Up
Urchins and Ink 2022	Est. copies ≈ 149–242 SteamSpy under 20k	Est. revenue $327–$880 after Steam's cut $595–$1k before Steam's cut	$7.99	6 reviews 6 user reviews	CasualEducation
Whale Captain 2024	Est. copies ≈ 149–242 SteamSpy under 20k	Est. revenue $123–$330 after Steam's cut $223–$507 before Steam's cut	$2.99	6 reviews 6 user reviews	Side ScrollerBullet Hell
UKI-UKI-TENGOKU2 2023	Est. copies ≈ 248–403 SteamSpy under 20k	Est. revenue Free	Free	10 reviews Positive	Side ScrollerAction