How much revenue did KallaX make?

$23k–$63k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did KallaX sell?

Q: How many copies did KallaX sell?

9k to 14k copies, based on its 344 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 9k–14k; $23k–$63k after Steam's cut $43k–$97k before Steam's cut; from 344 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 KallaX and predicted how it would do from its 8 similar games. Every figure here, including KallaX's, is estimated from Steam reviews.

Copies, estimated from reviews

typical (middle half) 3.0M–52.8M

best case 125.7M (PUBG: BATTLEGROUNDS)

Games like KallaX

A typical game among these

≈ 3.0M–52.8M copies

≈ $14.7M–$25.5M after Steam's cut

from ~118k 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.

No genre covers most of these similar games. The closest is Co-op (4 of 8), so its genre is hard to place.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: PUBG: BATTLEGROUNDS at ≈ 95.8M–155.7M copies.

The genre you'd be entering

These games: The similar games share Co-op (4 of 8) and FPS (3 of 8).
The winners: Winners here lead with Survival + Shooter.
When they shipped: The similar games span 2014 to 2023, and none of them 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 70 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
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 95.8M–155.7M 24x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.8M reviews Mixed	SurvivalShooter
Evolve Stage 2 2015	Est. copies ≈ 2.4M–3.8M SteamSpy 5M–10M	Est. revenue Free	Free	48k reviews Mostly Positive	ActionMultiplayer
Tom Clancy's Rainbow Six Siege 2015	Est. copies ≈ 76.0M–123.4M 13x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	1.6M reviews Very Positive	FPSPvP
UNO 2017	Est. copies ≈ 1.9M–3.0M SteamSpy 2M–5M	Est. revenue $5.1M–$13.8M after Steam's cut $9.3M–$21.2M before Steam's cut	$9.99	54k reviews Mostly Positive	Card GameMultiplayer
Rocket League® 2015	Est. copies ≈ 28.3M–46.0M 4.9x vs typical SteamSpy 10M–20M	Est. revenue Free	Free	580k reviews Very Positive	MultiplayerFootball (Soccer)
BattleBlock Theater® 2014	Est. copies ≈ 4.1M–6.6M SteamSpy 2M–5M	Est. revenue $16.8M–$45.3M after Steam's cut $30.6M–$69.6M before Steam's cut	$14.99	73k reviews Overwhelmingly Positive	Co-op Platformer
Party Animals 2023	Est. copies ≈ 2.0M–3.2M SteamSpy 2M–5M	Est. revenue $10.8M–$29.1M after Steam's cut $19.7M–$44.8M before Steam's cut	$19.99	79k reviews Mostly Positive	MultiplayerFunny
World of Warships 2017	Est. copies ≈ 5.4M–8.8M SteamSpy 20M–50M	Est. revenue Free	Free	157k reviews Mostly Positive	Free to PlayNaval Combat