How much revenue did OCO make?

$3k–$8k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did OCO sell?

Q: How many copies did OCO sell?

2k to 4k copies, based on its 90 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 2k–4k; $3k–$8k after Steam's cut $6k–$13k before Steam's cut; from 90 reviews (Very Positive)

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

Copies, estimated from reviews

typical (middle half) 102k–965k

best case 5.9M (Celeste)

Games like OCO

A typical game among these

≈ 102k–965k copies

≈ $249k–$2.5M after Steam's cut

from ~6k 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: Celeste at ≈ 4.5M–7.4M copies, ≈ $24.9M–$67.0M after Steam's cut.

What their first month looked like

About half the games that made it here had over 749 reviews in their first month; the range was 192 to 1k.

The genre you'd be entering

These games: The similar games share 2D Platformer (8 of 8) and Precision Platformer (8 of 8).
The winners: Winners here lead with Precision Platformer + Platformer, priced around $20.
When they shipped: The similar games span 2012 to 2024, and 1 of the 8 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 79 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
JellyCar Worlds 2022	Est. copies ≈ 27k–44k SteamSpy 50k–100k	Est. revenue $59k–$159k after Steam's cut $108k–$245k before Steam's cut	$7.99	1k reviews Overwhelmingly Positive	Racing2D Platformer
Celeste 2018	Est. copies ≈ 4.5M–7.4M 23x vs typical SteamSpy 2M–5M	Est. revenue $24.9M–$67.0M after Steam's cut $45.3M–$103.1M before Steam's cut	$19.99	149k reviews Overwhelmingly Positive	Precision PlatformerDifficult
Will You Snail? 2022	Est. copies ≈ 70k–114k SteamSpy 100k–200k	Est. revenue $213k–$572k after Steam's cut $387k–$880k before Steam's cut	$10.99	3k reviews Overwhelmingly Positive	Artificial IntelligencePrecision Platformer
N++ (NPLUSPLUS) 2016	Est. copies ≈ 149k–241k SteamSpy 200k–500k	Est. revenue $613k–$1.6M after Steam's cut $1.1M–$2.5M before Steam's cut	$14.99	4k reviews Very Positive	Precision Platformer2D Platformer
Thomas Was Alone 2012	Est. copies ≈ 594k–965k SteamSpy 500k–1M	Est. revenue $1.6M–$4.4M after Steam's cut $3.0M–$6.7M before Steam's cut	$9.99	9k reviews Very Positive	PlatformerNarration
DDNet 2020	Est. copies ≈ 1.2M–1.9M 7.2x vs typical SteamSpy 1M–2M	Est. revenue Free	Free	47k reviews Very Positive	Online Co-OpFree to Play
Deepest Sword 2021	Est. copies ≈ 271k–441k 1.7x vs typical SteamSpy 500k–1M	Est. revenue Free	Free	11k reviews Very Positive	Pixel Graphics2D Platformer
Leap Year 2024	Est. copies ≈ 80k–129k SteamSpy 100k–200k	Est. revenue $109k–$294k after Steam's cut $199k–$452k before Steam's cut	$4.99	3k reviews Overwhelmingly Positive	ExplorationPrecision Platformer