How many copies did Piwall sell?

1k to 2k copies, based on its 37 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Piwall make?

Piwall is free to play, so there is no copy-sales revenue to estimate.

How big is Piwall?

Estimated players who have it: ≈ 1k–2k; from 37 reviews (Mixed)

Copies are estimated from the public review count, adjusted for release year, and cross-checked against SteamSpy's own estimate.

Did the prediction match what actually happened?

We hid Piwall and predicted how it would do from its 8 similar games. Every figure here, including Piwall's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 322k–1.3M

best case 2.8M (SteamVR)

Games like Piwall

A typical game among these

≈ 322k–1.3M copies

≈ $1.8M–$9.4M after Steam's cut

from ~19k reviews

Only the top fifth of 2019's Steam releases earned $34k or more before Steam's cut, so plan for that or less.

All 8 of the similar games are hits.

Best case: SteamVR at ≈ 2.2M–3.5M copies.

What their first month looked like

About half the games that made it here had over 5k reviews in their first month; the range was 846 to 38k.

The genre you'd be entering

These games: The similar games share Shooter (8 of 8) and VR (6 of 8).
The winners: Winners here lead with VR + Software.
When they shipped: The similar games span 2019 to 2026, and 3 of the 7 shipped in the last two years.

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
SteamVR unreleased	Est. copies ≈ 2.2M–3.5M 4.7x vs typical SteamSpy 1M–2M	Est. revenue Free	Free	87k reviews Very Positive	VRSoftware
Pavlov 2024	Est. copies ≈ 1.0M–1.6M 2.2x vs typical SteamSpy 1M–2M	Est. revenue $6.9M–$18.6M after Steam's cut $12.6M–$28.6M before Steam's cut	$24.99	41k reviews Very Positive	VRShooter
Hot Dogs, Horseshoes & Hand Grenades 2026	Est. copies ≈ 594k–966k SteamSpy 1M–2M	Est. revenue $3.3M–$8.8M after Steam's cut $5.9M–$13.5M before Steam's cut	$19.99	24k reviews Overwhelmingly Positive	SandboxVR
Onward 2025	Est. copies ≈ 231k–375k SteamSpy 500k–1M	Est. revenue $1.6M–$4.3M after Steam's cut $2.9M–$6.6M before Steam's cut	$24.99	9k reviews Mixed	VRShooter
The Walking Dead: Saints & Sinners 2020	Est. copies ≈ 251k–407k SteamSpy 500k–1M	Est. revenue $1.4M–$3.7M after Steam's cut $2.5M–$5.7M before Steam's cut	$19.99	10k reviews Very Positive	VRZombies
BONEWORKS 2019	Est. copies ≈ 1.1M–1.7M 2.0x vs typical SteamSpy 1M–2M	Est. revenue $8.7M–$23.3M after Steam's cut $15.8M–$35.8M before Steam's cut	$29.99	36k reviews Very Positive	VRPhysics
FPV Kamikaze Drone 2023	Est. copies ≈ 323k–526k SteamSpy 100k–200k	Est. revenue $533k–$1.4M after Steam's cut $969k–$2.2M before Steam's cut	$5.99	13k reviews Very Positive	SimulationAction
Receiver 2 2020	Est. copies ≈ 76k–124k SteamSpy 500k–1M	Est. revenue $419k–$1.1M after Steam's cut $763k–$1.7M before Steam's cut	$19.99	3k reviews Very Positive	FPS Simulation