How much revenue did Behind Glass: Aquarium Simulator make?

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

How many copies did Behind Glass: Aquarium Simulator sell?

Q: How many copies did Behind Glass: Aquarium Simulator sell?

10k to 17k copies, based on its 414 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 10k–17k; $42k–$114k after Steam's cut $77k–$175k before the cut; from 414 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 Behind Glass: Aquarium Simulator out and predicted the genre from its 8 similar games. Every figure here, including Behind Glass: Aquarium Simulator's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 20k–38k

best case 75k (Ultimate Fishing® Simulator 2)

Games like Behind Glass: Aquarium Simulator

The middle of these games

≈ 20k–38k copies

≈ $127k–$209k after Steam's cut

from ~666 reviews

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

3 of your 8 similar games are hits.

Best case: Ultimate Fishing® Simulator 2 at ≈ 57k–92k copies, ≈ $313k–$841k after Steam's cut.

What it took to get here

About half the games that made it here had over 256 reviews in their first month; the spread ran 175 to 2k.

The genre you'd be entering

Your set: Your set clusters on Simulation (6 of 8) and Realistic (5 of 8).
The winners: Winners here lead with Fishing + Simulation, priced around $20.
The era: 4 of your 8 similar games shipped in the last two years, so this niche is actively shipping.

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 36 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
Aquarist 2024	Est. copies ≈ 29k–46k 1.7x vs typical SteamSpy 20k–50k	Est. revenue $126k–$338k after Steam's cut $228k–$520k before the cut	$15.99	1k reviews Very Positive	IndieSandbox
Fish Game 2023	Est. copies ≈ 16k–26k SteamSpy under 20k	Est. revenue $109k–$293k after Steam's cut $198k–$450k before the cut	$24.99	639 reviews Very Positive	Immersive SimCreature Collector
Aquarium Designer 2021	Est. copies ≈ 30k–49k 1.8x vs typical SteamSpy 50k–100k	Est. revenue $83k–$223k after Steam's cut $151k–$343k before the cut	$9.99	1k reviews Very Positive	UnderwaterRelaxing
Biotope 2019	Est. copies ≈ 6k–10k SteamSpy under 20k	Est. revenue $26k–$70k after Steam's cut $47k–$108k before the cut	$14.99	220 reviews Mixed	SimulationLife Sim
Subside 2024	Est. copies ≈ 13k–21k SteamSpy under 20k	Est. revenue $89k–$240k after Steam's cut $162k–$369k before the cut	$24.99	523 reviews Overwhelmingly Positive	SimulationVR
Ecosystem 2024	Est. copies ≈ 16k–26k SteamSpy 20k–50k	Est. revenue $86k–$232k after Steam's cut $157k–$357k before the cut	$19.99	633 reviews Mostly Positive	Colony Sim Automation
My Koi 2020	Est. copies ≈ 17k–28k SteamSpy 50k–100k	Est. revenue $24k–$63k after Steam's cut $43k–$98k before the cut	$4.99	693 reviews Very Positive	RelaxingSimulation
Ultimate Fishing® Simulator 2 2025	Est. copies ≈ 57k–92k 3.4x vs typical SteamSpy 50k–100k	Est. revenue $313k–$841k after Steam's cut $569k–$1.3M before the cut	$19.99	2k reviews Mixed	FishingSimulation