How much revenue did Half-Life 2: Episode Two make?

Half-Life 2: Episode Two is free to play, so there is no copy-sales revenue to estimate.

How many copies did Half-Life 2: Episode Two sell?

Q: How many copies did Half-Life 2: Episode Two sell?

2.6M to 4.2M copies, based on its 41k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 2.6M–4.2M; from 41k reviews (Overwhelmingly 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 Half-Life 2: Episode Two out and predicted the genre from its 8 similar games. Every figure here, including Half-Life 2: Episode Two's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 22.5M–35.7M

best case 34.7M (Apex Legends™)

Games like Half-Life 2: Episode Two

The middle of these games

≈ 22.5M–35.7M copies

≈ $149.1M–$211.9M after Steam's cut

from ~563k 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.

No genre covers most of your similar games. The closest is FPS (4 of 8), so the genre you lead with is still undecided.

Of the 416 indie games that passed 1,000 reviews in 2022, 11.8% were novel genre mixes and 88.2% stuck to an established genre. Published indie market research.

Best case: Apex Legends™ at ≈ 26.4M–43.0M copies.

What it took to get here

About half the games that made it here had over 76k reviews in their first month; the spread ran 40k to 326k.

The genre you'd be entering

Your set: Your set clusters on FPS (4 of 8) and Open World (4 of 8).
The winners: Winners here lead with Battle Royale + FPS.
The era: The games you compared span 2011 to 2020, 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
Cyberpunk 2077 2020	Est. copies ≈ 24.2M–39.3M 1.7x vs typical SteamSpy 20M–50M	Est. revenue $399.0M–$1072.8M after Steam's cut $725.5M–$1650.4M before the cut	$59.99	975k reviews Very Positive	CyberpunkOpen World
Apex Legends™ 2020	Est. copies ≈ 26.4M–43.0M 1.9x vs typical SteamSpy 100M–200M	Est. revenue Free	Free	1.1M reviews Mixed	Free to PlayBattle Royale
Warframe 2013	Est. copies ≈ 42.7M–69.4M SteamSpy 20M–50M	Est. revenue Free	Free	676k reviews Very Positive	Free to PlayAction RPG
Destiny 2 2019	Est. copies ≈ 19.0M–30.9M SteamSpy 20M–50M	Est. revenue Free	Free	661k reviews Mostly Positive	Free to PlayOpen World
Portal 2 2011	Est. copies ≈ 29.4M–47.8M SteamSpy 5M–10M	Est. revenue $80.8M–$217.4M after Steam's cut $147.0M–$334.4M before the cut	$9.99	466k reviews Overwhelmingly Positive	Platformer Puzzle
Fallout 4 2015	Est. copies ≈ 20.9M–34.0M SteamSpy 10M–20M	Est. revenue $114.9M–$308.8M after Steam's cut $208.9M–$475.1M before the cut	$19.99	428k reviews Very Positive	Open WorldPost-apocalyptic
Deep Rock Galactic 2020	Est. copies ≈ 9.4M–15.3M SteamSpy 5M–10M	Est. revenue $77.6M–$208.6M after Steam's cut $141.1M–$321.0M before the cut	$29.99	379k reviews Overwhelmingly Positive	DwarfCo-op
Subnautica 2018	Est. copies ≈ 11.5M–18.7M SteamSpy 5M–10M	Est. revenue $95.0M–$255.4M after Steam's cut $172.7M–$393.0M before the cut	$29.99	379k reviews Overwhelmingly Positive	Open World Survival CraftSurvival