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How many copies did Alien Protection sell?

Estimated copies sold
≈ 322–524
$442–$1k after Steam's cut $803–$2k before the cut
from 13 reviews (Mostly 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 Alien Protection out and predicted the genre from its 8 similar games. Every figure here, including Alien Protection's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 3k–21k
best case 49k (Talented)
Games like Alien Protection

The middle of these games

≈ 3k–21k copies

≈ $8k–$92k after Steam's cut

from ~203 reviews

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

1 of your 8 similar games is a hit.

No genre covers most of your similar games. The closest is Arcade (4 of 8), so the genre you lead with is still undecided.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: Talented at ≈ 37k–61k copies, ≈ $62k–$165k after Steam's cut.

What it took to get here
About half the games that made it here had over 78 reviews in their first month; the spread ran 6 to 868.
Under about 100 in month one, almost nothing recovers.
The genre you'd be entering
Your set
Your set clusters on Arcade (4 of 8) and Sandbox (4 of 8).
The winners
Winners here lead with Action Roguelike + Rogue-lite, priced around $6.
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 of about 31, then widened into a range; revenue rides on that estimate times price. Source: GameDiscoverCo (2020) and VG Insights (2021).

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