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How many copies did Backrooms: Partygoers sell?

Estimated copies sold
≈ 816–1k
$3k–$7k after Steam's cut $5k–$11k before the cut
from 34 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 Backrooms: Partygoers out and predicted the genre from its 8 similar games. Every figure here, including Backrooms: Partygoers's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 38.3M–87.4M
best case 126.0M (Grand Theft Auto V Legacy)
The First-Person genre

All 8 of your similar games are hits. A big, proven 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
≈ 38.3M–87.4M copies
≈ $236.5M–$450.9M after Steam's cut
from ~1.0M reviews
Best case
≈ 96.0M–156.0M copies
Grand Theft Auto V Legacy
The genre you'd be entering
Your set
Your set clusters on First-Person (4 of 8) and FPS (3 of 8).
The winners
Winners here lead with Open World + Crime.
The era
The games you compared span 2006 to 2020, a genre with a long track record.

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

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ZombiesCo-op
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2.0x vs typical
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≈ 65.1M–105.7M
SteamSpy 20M–50M
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$19.99
834k reviews
Very Positive
HorrorOnline Co-Op

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