How many copies did Card Blitz: WWII sell?

An estimated 2k to 4k copies, based on its 91 Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Card Blitz: WWII make?

Card Blitz: WWII is free to play, so there is no copy-sales revenue to estimate.

How big is Card Blitz: WWII?

Estimated owners: ≈ 2k–4k; from 91 reviews (Mixed)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Card Blitz: WWII out and predicted the genre from its 8 similar games. Every figure here, including Card Blitz: WWII's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 7.1M–16.6M

best case 52.2M (War Thunder)

The Free to Play lane

A big, proven genre: most sell around 7.7M copies.

A typical game

≈ 7.7M copies

≈ $376.4M after Steam's cut

from ~154k reviews

Best case

≈ 52.2M copies

War Thunder

from 765k reviews

6 of your 8 games sit in the typical range; 2 are too small to compare.

Copies and revenue are rough lifetime estimates from the review count; typical figures are medians per column, so they can come from different games.

The lane you'd be entering

Winners here lead with Free to Play + Simulation, priced around $50.
The games you compared span 2013 to 2020, a lane with a long track record.
A typical game here lands in Diamond ($1M+ before Steam's cut, est.). Tiers: Chris Zukowski's benchmark tiers.

Similar games

Game	Price	Reviews	Tags	Est. copies	Est. revenue
Hearts of Iron IV 2016	Est. copies ≈ 14.8M–24.1M 2.4x vs typical SteamSpy 5M–10M	Est. revenue $204.1M–$548.7M net $371.1M–$844.2M gross	$49.99	371k reviews Very Positive	StrategyWorld War II +6
Heroes & Generals 2016	Est. copies ≈ 5.7M–9.2M SteamSpy 10M–20M	Est. revenue Free	Free	142k reviews Mixed	Free to PlayWorld War II +6
World of Tanks Blitz 2016	Est. copies ≈ 6.1M–9.9M SteamSpy 10M–20M	Est. revenue Free	Free	153k reviews Mostly Positive	TanksFree to Play +6
War Thunder 2013	Est. copies ≈ 39.8M–64.7M 5.0x vs typical SteamSpy 20M–50M	Est. revenue Free	Free	765k reviews Mostly Positive	Free to PlaySimulation +6
KARDS - The WW2 Card Game 2020	Est. copies ≈ 1.3M–2.1M SteamSpy 2M–5M	Est. revenue Free	Free	49k reviews Mixed	Free to PlayCard Game +6
World of Warships 2017	Est. copies ≈ 5.3M–8.7M SteamSpy 20M–50M	Est. revenue Free	Free	155k reviews Mostly Positive	Free to PlayNaval Combat +6
WWII TCG - World War 2: The Card Game 2019	Est. copies ≈ 11k–17k too small to compare SteamSpy 100k–200k	Est. revenue Free	Free	372 reviews Mixed	Free to PlayStrategy +6
HoCWar 2016	Est. copies ≈ 6k–9k too small to compare SteamSpy 0–20k	Est. revenue Free	Free	143 reviews Mixed	StrategyFree to Play +6