How much revenue did Null & Peta -Invasion of the Queen Bug- make?

An estimated 16k to 44k net after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Null & Peta -Invasion of the Queen Bug- sell?

Q: How many copies did Null & Peta -Invasion of the Queen Bug- sell?

An estimated 3k to 5k copies, based on its 112 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 3k–5k; $16k–$44k net $30k–$67k gross; from 112 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 Null & Peta -Invasion of the Queen Bug- out and predicted the genre from its 8 similar games. Every figure here, including Null & Peta -Invasion of the Queen Bug-'s, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 5.8M–7.7M

best case 39.9M (Wallpaper Engine)

The Action lane

A big, proven genre, though hit-driven: most sell around 6.5M copies, while a few break out far above.

A typical game

≈ 6.5M copies

≈ $71.5M after Steam's cut

from ~148k reviews

Best case

≈ 39.9M copies

Wallpaper Engine · ≈ $76.9M after Steam's cut

from 1000k reviews

A breakout hit, far above a typical game.

6 of your 8 games sit in the typical range; 2 are breakout hits far above it.

Copies and revenue are rough lifetime estimates from the review count; typical figures are medians per column, so they can come from different games.

The lane you'd be entering

Winners here lead with Mature + Utilities, priced around $9.
The breakout hits carry Mature + Utilities + Software; a typical game here doesn't.
None of the games you compared shipped in the last two years; the newest is from 2019. That says more about your picks than about the market, so add newer similar games to read the timing.
A typical game here lands in Diamond ($1M+ before Steam's cut, est.). Tiers: Chris Zukowski's benchmark tiers.

Similar games

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Celeste 2018	Est. copies ≈ 4.4M–7.1M SteamSpy 2M–5M	Est. revenue $24.0M–$64.5M net $43.6M–$99.2M gross	$19.99	143k reviews Overwhelmingly Positive	Precision PlatformerDifficult +6
Wallpaper Engine 2018	Est. copies ≈ 30.4M–49.4M 6.8x vs typical SteamSpy 20M–50M	Est. revenue $41.7M–$112.1M net $75.8M–$172.5M gross	$4.99	1000k reviews Overwhelmingly Positive	MatureUtilities +6
DARK SOULS™: REMASTERED 2018	Est. copies ≈ 4.6M–7.5M SteamSpy 2M–5M	Est. revenue $51.0M–$137.2M net $92.8M–$211.1M gross	$39.99	153k reviews Very Positive	Souls-likeDark Fantasy +6
DARK SOULS™ II: Scholar of the First Sin 2015	Est. copies ≈ 6.0M–9.8M SteamSpy 2M–5M	Est. revenue $66.5M–$178.7M net $120.8M–$274.9M gross	$39.99	130k reviews Very Positive	Souls-likeDark Fantasy +6
Muse Dash 2019	Est. copies ≈ 3.5M–5.7M SteamSpy 2M–5M	Est. revenue $2.9M–$7.7M net $5.2M–$11.9M gross	$2.99	121k reviews Very Positive	MusicRhythm +6
Bloons TD 6 2018	Est. copies ≈ 11.9M–19.3M 2.6x vs typical SteamSpy 2M–5M	Est. revenue $45.6M–$122.7M net $83.0M–$188.7M gross	$13.99	390k reviews Overwhelmingly Positive	Tower DefenseStrategy +6
DOOM 2016	Est. copies ≈ 8.8M–14.3M SteamSpy 5M–10M	Est. revenue $48.2M–$129.7M net $87.7M–$199.5M gross	$19.99	219k reviews Overwhelmingly Positive	FPSGore +6
Slime Rancher 2017	Est. copies ≈ 5.3M–8.7M SteamSpy 2M–5M	Est. revenue $29.3M–$78.8M net $53.3M–$121.2M gross	$19.99	155k reviews Overwhelmingly Positive	CuteExploration +6