How many copies did Depression Quest sell?

An estimated 204k to 332k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Depression Quest make?

Depression Quest is free to play, so there is no copy-sales revenue to estimate.

How big is Depression Quest?

Estimated owners: ≈ 204k–332k; 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 Depression Quest out and predicted the genre from its 8 similar games. Every figure here, including Depression Quest's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 1.3M–2.0M

best case 4.4M (Helltaker)

The Free to Play lane

A big, proven genre: most sell around 1.8M copies.

A typical game

≈ 1.8M copies

≈ $16.0M after Steam's cut

from ~31k reviews

Best case

≈ 4.4M copies

Helltaker

from 128k reviews

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 + Cute, priced around $20.
The games you compared span 2014 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
Emily is Away 2015	Est. copies ≈ 1.5M–2.4M SteamSpy 1M–2M	Est. revenue Free	Free	32k reviews Very Positive	Free to PlayStory Rich +6
The Plan 2014	Est. copies ≈ 1.2M–2.0M SteamSpy 500k–1M	Est. revenue Free	Free	24k reviews Very Positive	Free to PlayIndie +6
Helltaker 2020	Est. copies ≈ 3.4M–5.5M 4.2x vs typical SteamSpy 2M–5M	Est. revenue Free	Free	128k reviews Overwhelmingly Positive	Free to PlayCute +6
SUPERHOT 2016	Est. copies ≈ 1.6M–2.6M SteamSpy 1M–2M	Est. revenue $11.1M–$29.9M net $20.2M–$46.0M gross	$24.99	40k reviews Very Positive	ActionFPS +6
A Story About My Uncle 2014	Est. copies ≈ 1.5M–2.5M SteamSpy 5M–10M	Est. revenue $6.3M–$16.8M net $11.4M–$25.9M gross	$14.99	29k reviews Very Positive	AdventureFirst-Person +6
Grimm's Hollow 2019	Est. copies ≈ 418k–680k SteamSpy 500k–1M	Est. revenue Free	Free	15k reviews Overwhelmingly Positive	Free to PlayPixel Graphics +6
The Awesome Adventures of Captain Spirit 2018	Est. copies ≈ 455k–740k SteamSpy 2M–5M	Est. revenue Free	Free	15k reviews Very Positive	Free to PlayStory Rich +6
We Were Here 2017	Est. copies ≈ 1.1M–1.8M SteamSpy 1M–2M	Est. revenue Free	Free	33k reviews Very Positive	Free to PlayCo-op +6