How much revenue did Robothorium make?

$44k–$119k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Robothorium sell?

Q: How many copies did Robothorium sell?

11k to 18k copies, based on its 374 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 11k–18k; $44k–$119k after Steam's cut $81k–$184k before Steam's cut; from 374 reviews (Mostly 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 Robothorium and predicted how it would do from its 3 similar games. Every figure here, including Robothorium's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 11.5M–20.2M

best case 27.3M (The Forest)

Games like Robothorium

A typical game among these

≈ 11.5M–20.2M copies

≈ $172.3M–$218.8M after Steam's cut

from ~401k 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 3 of the similar games are hits.

This comes from a small set of games, so take it as a sketch.

Best case: The Forest at ≈ 20.8M–33.7M copies, ≈ $114.2M–$306.9M after Steam's cut.

The genre you'd be entering

These games: The similar games share Survival (3 of 3) and Base-Building (2 of 3).
The winners: Winners here lead with Open World Survival Craft + Survival, priced around $20.
When they shipped: The similar games span 2018 to 2024, and 1 of the 3 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 38 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
RimWorld 2018	Est. copies ≈ 7.6M–12.3M SteamSpy 5M–10M	Est. revenue $72.7M–$195.4M after Steam's cut $132.2M–$300.7M before Steam's cut	$34.99	249k reviews Overwhelmingly Positive	Colony SimBase-Building
7 Days to Die 2024	Est. copies ≈ 9.9M–16.2M SteamSpy 10M–20M	Est. revenue $123.1M–$331.0M after Steam's cut $223.8M–$509.2M before Steam's cut	$44.99	401k reviews Very Positive	SurvivalZombies
The Forest 2018	Est. copies ≈ 20.8M–33.7M 1.7x vs typical SteamSpy 20M–50M	Est. revenue $114.2M–$306.9M after Steam's cut $207.5M–$472.2M before Steam's cut	$19.99	683k reviews Overwhelmingly Positive	Open World Survival CraftSurvival