How many copies did Dungeon Defenders II sell?

762k to 1.2M copies, based on its 22k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Dungeon Defenders II make?

Dungeon Defenders II is free to play, so there is no copy-sales revenue to estimate.

How big is Dungeon Defenders II?

Estimated owners: ≈ 762k–1.2M; from 22k reviews (Mostly Positive)

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 Dungeon Defenders II out and predicted the genre from its 8 similar games. Every figure here, including Dungeon Defenders II's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 415–31k

best case 1.6M (Dungeon Defenders)

Games like Dungeon Defenders II

The middle of these games

≈ 415–31k copies

≈ $1k–$139k after Steam's cut

from ~112 reviews

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

2 of your 8 similar games are hits.

Best case: Dungeon Defenders at ≈ 1.2M–1.9M copies, ≈ $4.9M–$13.3M after Steam's cut.

What it took to get here

About half the games that made it here had over 23 reviews in their first month; the spread ran 2 to 247.

Under about 100 in month one, almost nothing recovers.

The genre you'd be entering

Your set: Your set clusters on Tower Defense (8 of 8) and Survival (5 of 8).
The winners: Winners here lead with Tower Defense + Survival, priced around $15.
The era: 4 of your 8 similar games shipped in the last two years, so this niche is actively shipping.

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

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Escape From The Red Planet 2023	Est. copies ≈ 322–524 SteamSpy under 20k	Est. revenue $530–$1k after Steam's cut $964–$2k before the cut	$5.99	13 reviews Mixed	IndieStrategy
ThroneForge - The Fortress War 2025	Est. copies ≈ 248–403 SteamSpy under 20k	Est. revenue $136–$365 after Steam's cut $247–$561 before the cut	$1.99	10 reviews Mixed	Tower DefenseStrategy
Mighty Castles 2022	Est. copies ≈ 298–484 SteamSpy under 20k	Est. revenue $819–$2k after Steam's cut $1k–$3k before the cut	$9.99	12 reviews Mostly Negative	RPGZombies
Legendary Hoplite 2024	Est. copies ≈ 9k–15k 3.4x vs typical SteamSpy 50k–100k	Est. revenue $39k–$105k after Steam's cut $71k–$162k before the cut	$14.99	383 reviews Mixed	Strategy RPGRogue-lite
Prime World: Defenders 2013	Est. copies ≈ 67k–108k 9.4x vs typical SteamSpy 200k–500k	Est. revenue $183k–$492k after Steam's cut $333k–$758k before the cut	$9.99	1k reviews Mostly Positive	Tower DefenseStrategy
Dungeon Defenders 2011	Est. copies ≈ 1.2M–1.9M 169x vs typical SteamSpy 2M–5M	Est. revenue $4.9M–$13.3M after Steam's cut $9.0M–$20.5M before the cut	$14.99	19k reviews Very Positive	MultiplayerOnline Co-Op
The Monarch 2024	Est. copies ≈ 3k–4k SteamSpy 20k–50k	Est. revenue $4k–$10k after Steam's cut $6k–$15k before the cut	$4.99	104 reviews Mostly Positive	Tower Defense Survival
Chrysalis 2024	Est. copies ≈ 3k–5k SteamSpy under 20k	Est. revenue $8k–$22k after Steam's cut $15k–$34k before the cut	$9.99	120 reviews Very Positive	Tower Defense Rogue-like