How much revenue did DG2: Defense Grid 2 make?

$530k–$1.4M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did DG2: Defense Grid 2 sell?

Q: How many copies did DG2: Defense Grid 2 sell?

193k to 314k copies, based on its 3k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 193k–314k; $530k–$1.4M after Steam's cut $964k–$2.2M before the cut; from 3k reviews (Very 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 DG2: Defense Grid 2 out and predicted the genre from its 8 similar games. Every figure here, including DG2: Defense Grid 2's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 157k–233k

best case 496k (Legion TD 2 - Multiplayer Tower Defense)

Games like DG2: Defense Grid 2

The middle of these games

≈ 157k–233k copies

≈ $900k–$1.3M after Steam's cut

from ~4k reviews

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

All 8 of your similar games are hits.

Your picks lean toward this genre's biggest survivors; the typical figure reads from its ordinary successes.

Best case: Legion TD 2 - Multiplayer Tower Defense at ≈ 378k–614k copies, ≈ $2.6M–$7.0M after Steam's cut. A breakout hit, far above a typical game.

What it took to get here

About half the games that made it here had over 5k reviews in their first month; the spread ran 2k to 10k.

The genre you'd be entering

Your set: Your set clusters on Tower Defense (8 of 8) and Co-op (5 of 8).
The winners: Winners here lead with Tower Defense, priced around $20. The breakout hits carry Online Co-Op; a typical game here doesn't.
The era: The games you compared span 2011 to 2024, and 1 of your 8 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
Sanctum 2011	Est. copies ≈ 212k–345k SteamSpy 1M–2M	Est. revenue $583k–$1.6M after Steam's cut $1.1M–$2.4M before the cut	$9.99	3k reviews Very Positive	Tower Defense FPS
Sanctum 2 2013	Est. copies ≈ 909k–1.5M 3.7x vs typical SteamSpy 2M–5M	Est. revenue $3.7M–$10.1M after Steam's cut $6.8M–$15.5M before the cut	$14.99	14k reviews Very Positive	Tower Defense FPS
Legion TD 2 - Multiplayer Tower Defense 2021	Est. copies ≈ 378k–614k 4.0x vs typical SteamSpy 1M–2M	Est. revenue $2.6M–$7.0M after Steam's cut $4.7M–$10.7M before the cut	$24.99	15k reviews Very Positive	Tower DefenseMultiplayer
ENDLESS Dungeon™ - Definitive Edition 2023	Est. copies ≈ 95k–155k SteamSpy 200k–500k	Est. revenue $393k–$1.1M after Steam's cut $714k–$1.6M before the cut	$14.99	4k reviews Mixed	ActionTower Defense
Outpost: Infinity Siege 2024	Est. copies ≈ 338k–549k 3.5x vs typical SteamSpy 200k–500k	Est. revenue $2.3M–$6.2M after Steam's cut $4.2M–$9.6M before the cut	$24.99	14k reviews Mixed	Robots3D
AI War 2 2019	Est. copies ≈ 45k–73k too small to compare SteamSpy 200k–500k	Est. revenue $247k–$664k after Steam's cut $449k–$1.0M before the cut	$19.99	2k reviews Very Positive	4X Grand Strategy
Dungeon of the ENDLESS™ 2014	Est. copies ≈ 786k–1.3M 3.7x vs typical SteamSpy 1M–2M	Est. revenue $2.6M–$7.0M after Steam's cut $4.7M–$10.7M before the cut	$11.99	14k reviews Very Positive	Rogue-likeStrategy
X-Morph: Defense 2017	Est. copies ≈ 143k–233k SteamSpy 200k–500k	Est. revenue $788k–$2.1M after Steam's cut $1.4M–$3.3M before the cut	$19.99	4k reviews Very Positive	Tower DefenseStrategy