How much revenue did Pandemic Express - Zombie Escape make?

Pandemic Express - Zombie Escape is free to play, so there is no copy-sales revenue to estimate.

How many copies did Pandemic Express - Zombie Escape sell?

Q: How many copies did Pandemic Express - Zombie Escape sell?

129k to 210k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 129k–210k; from 4k 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 Pandemic Express - Zombie Escape out and predicted the genre from its 8 similar games. Every figure here, including Pandemic Express - Zombie Escape's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 37.1M–96.7M

best case 124.1M (PUBG: BATTLEGROUNDS)

Games like Pandemic Express - Zombie Escape

The middle of these games

≈ 37.1M–96.7M copies

≈ $254.7M–$360.1M after Steam's cut

from ~799k reviews

Only the top fifth of 2019’s Steam releases earned about $34k gross, so plan for that or less.

6 of your 8 similar games are hits.

Best case: PUBG: BATTLEGROUNDS at ≈ 94.5M–153.6M copies.

What it took to get here

About half the games that made it here had over 4k reviews in their first month; the spread ran 12 to 8k.

The genre you'd be entering

Your set: Your set clusters on Co-op (7 of 8) and Survival (6 of 8).
The winners: Winners here lead with Survival + Shooter.
The era: The games you compared span 2009 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 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
Left 4 Dead 2 2009	Est. copies ≈ 66.7M–108.4M SteamSpy 50M–100M	Est. revenue $183.2M–$492.6M after Steam's cut $333.1M–$757.9M before the cut	$9.99	1.1M reviews Overwhelmingly Positive	ZombiesCo-op
Project Zomboid 2013	Est. copies ≈ 30.2M–49.0M SteamSpy 10M–20M	Est. revenue $207.3M–$557.3M after Steam's cut $376.9M–$857.4M before the cut	$24.99	477k reviews Very Positive	SurvivalZombies
Don't Starve Together 2016	Est. copies ≈ 22.6M–36.7M SteamSpy 10M–20M	Est. revenue $93.0M–$250.0M after Steam's cut $169.0M–$384.6M before the cut	$14.99	542k reviews Very Positive	SurvivalOpen World Survival Craft
Fear Surrounds 2021	Est. copies ≈ 269k–437k too small to compare SteamSpy 200k–500k	Est. revenue Free	Free	11k reviews Very Positive	MultiplayerHorror
PUBG: BATTLEGROUNDS 2017	Est. copies ≈ 94.5M–153.6M 3.4x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	2.7M reviews Mixed	SurvivalShooter
ZaBaTa! 2023	Est. copies ≈ 1k–2k too small to compare SteamSpy under 20k	Est. revenue Free	Free	42 reviews Mostly Positive	CasualIndie
Five Nights: No Escape 2023	Est. copies ≈ 1k–2k too small to compare SteamSpy 20k–50k	Est. revenue $3k–$8k after Steam's cut $6k–$13k before the cut	$9.99	45 reviews Mixed	Puzzle Survival Horror
Blazing Sails 2023	Est. copies ≈ 265k–431k too small to compare SteamSpy 200k–500k	Est. revenue $1.1M–$2.9M after Steam's cut $2.0M–$4.5M before the cut	$14.99	11k reviews Very Positive	Co-opNaval Combat