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How many copies did Idle Nine Heavens sell?

Estimated copies sold
≈ 2k–4k
$3k–$7k after Steam's cut $5k–$11k before the cut
from 94 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 Idle Nine Heavens out and predicted the genre from its 8 similar games. Every figure here, including Idle Nine Heavens's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 562–22k
best case 31k (miniBONG)
Games like Idle Nine Heavens

The middle of these games

≈ 562–22k copies

≈ $6k–$45k after Steam's cut

from ~100 reviews

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

None of your 8 similar games are hits.

Best case: miniBONG at ≈ 24k–39k copies, ≈ $65k–$176k after Steam's cut.

What it took to get here
The games that made it here had under 563 reviews in their first month.
Under about 100 in month one, almost nothing recovers.
The genre you'd be entering
Your set
Your set clusters on Rogue-like (7 of 8) and Idler (6 of 8).
The winners
Winners here lead with Idler + Character Customization, priced around $10.
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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