How many copies did Robot Rumble 2 sell?

7k to 12k copies, based on its 296 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Robot Rumble 2 make?

Robot Rumble 2 is free to play, so there is no copy-sales revenue to estimate.

How big is Robot Rumble 2?

Estimated players who have it: ≈ 7k–12k; from 296 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 Robot Rumble 2 and predicted how it would do from its 8 similar games. Every figure here, including Robot Rumble 2's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 34k–36.5M

best case 78.3M (Euro Truck Simulator 2)

Games like Robot Rumble 2

A typical game among these

≈ 34k–36.5M copies

≈ $139k–$131.3M after Steam's cut

from ~3k reviews

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

6 of the 8 similar games are hits.

Best case: Euro Truck Simulator 2 at ≈ 59.7M–97.0M copies, ≈ $328.0M–$881.9M after Steam's cut.

The genre you'd be entering

These games: The similar games share Robots (5 of 8) and Simulation (5 of 8).
The winners: Winners here lead with Driving + Transportation, priced around $20.
When they shipped: The similar games span 2012 to 2025, and 2 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
Euro Truck Simulator 2 2012	Est. copies ≈ 59.7M–97.0M 288x vs typical SteamSpy 10M–20M	Est. revenue $328.0M–$881.9M after Steam's cut $596.4M–$1356.8M before Steam's cut	$19.99	944k reviews Overwhelmingly Positive	DrivingTransportation
War Thunder 2013	Est. copies ≈ 49.7M–80.7M 240x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	786k reviews Mostly Positive	Free to PlaySimulation
BeamNG.drive 2015	Est. copies ≈ 20.5M–33.4M 128x vs typical SteamSpy 5M–10M	Est. revenue $141.2M–$379.6M after Steam's cut $256.7M–$584.0M before Steam's cut	$24.99	421k reviews Overwhelmingly Positive	SimulationDriving
French Fries Pusher Friends 2024	Est. copies ≈ 1k–2k SteamSpy under 20k	Est. revenue $1k–$3k after Steam's cut $2k–$5k before Steam's cut	$3.99	45 reviews Mixed	Time ManagementBullet Hell
CAT Interstellar 2017	Est. copies ≈ 37k–61k SteamSpy 200k–500k	Est. revenue $102k–$275k after Steam's cut $186k–$424k before Steam's cut	$9.99	1k reviews Mostly Positive	CatsAdventure
Job Simulator 2016	Est. copies ≈ 228k–370k 1.7x vs typical SteamSpy 200k–500k	Est. revenue $1.3M–$3.4M after Steam's cut $2.3M–$5.2M before Steam's cut	$19.99	5k reviews Very Positive	VRSimulation
JOY OF PROGRAMMING - Software Engineering Simulator 2025	Est. copies ≈ 10k–16k SteamSpy 20k–50k	Est. revenue $49k–$131k after Steam's cut $88k–$201k before Steam's cut	$17.99	396 reviews Mostly Positive	ProgrammingAutomation
Vacation Simulator 2019	Est. copies ≈ 31k–50k SteamSpy under 20k	Est. revenue $170k–$457k after Steam's cut $309k–$703k before Steam's cut	$19.99	1k reviews Very Positive	VRSimulation