How much revenue did Thief Gold (1999) make?

$413k–$1.1M after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Thief Gold (1999) sell?

Q: How many copies did Thief Gold (1999) sell?

215k to 349k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 215k–349k; $413k–$1.1M after Steam's cut $751k–$1.7M before the cut; from 4k 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 Thief Gold (1999) out and predicted the genre from its 8 similar games. Every figure here, including Thief Gold (1999)'s, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 1.1M–4.2M

best case 19.5M (The Elder Scrolls V: Skyrim Special Edition)

The FPS genre

All 8 of your similar games are hits. A big, proven genre for a game like yours.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 1.1M–4.2M copies

≈ $7.1M–$37.4M after Steam's cut

from ~26k reviews

Best case

≈ 14.8M–24.1M copies

The Elder Scrolls V: Skyrim Special Edition · ≈ $163.2M–$438.9M after Steam's cut

The genre you'd be entering

Your set: Your set clusters on FPS (3 of 8) and Horror (3 of 8).
The winners: Winners here lead with Open World + Fantasy, priced around $40.
The era: The games you compared span 2007 to 2020, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
The Elder Scrolls V: Skyrim Special Edition 2016	Est. copies ≈ 14.8M–24.1M 14x vs typical SteamSpy 5M–10M	Est. revenue $163.2M–$438.9M after Steam's cut $296.8M–$675.2M before the cut	$39.99	371k reviews Very Positive	Open WorldRPG
Mafia III: Definitive Edition 2020	Est. copies ≈ 1.7M–2.7M 2.5x vs typical SteamSpy 1M–2M	Est. revenue $13.8M–$37.2M after Steam's cut $25.1M–$57.2M before the cut	$29.99	63k reviews Mixed	CrimeOpen World
Deus Ex: Game of the Year Edition 2007	Est. copies ≈ 806k–1.3M SteamSpy 1M–2M	Est. revenue $1.5M–$4.2M after Steam's cut $2.8M–$6.4M before the cut	$6.99	16k reviews Very Positive	CyberpunkRPG
Crysis 2008	Est. copies ≈ 696k–1.1M SteamSpy 1M–2M	Est. revenue $5.7M–$15.4M after Steam's cut $10.4M–$23.7M before the cut	$29.99	13k reviews Mostly Positive	FPSAction
Amnesia: The Dark Descent 2010	Est. copies ≈ 1.8M–3.0M SteamSpy 2M–5M	Est. revenue $10.2M–$27.3M after Steam's cut $18.5M–$42.0M before the cut	$19.99	36k reviews Very Positive	HorrorGore
Vampire: The Masquerade - Bloodlines 2007	Est. copies ≈ 793k–1.3M SteamSpy 500k–1M	Est. revenue $4.4M–$11.7M after Steam's cut $7.9M–$18.0M before the cut	$19.99	15k reviews Very Positive	RPGVampire
Metro 2033 Redux 2014	Est. copies ≈ 7.2M–11.7M 5.4x vs typical SteamSpy 5M–10M	Est. revenue $39.6M–$106.6M after Steam's cut $72.1M–$164.0M before the cut	$19.99	139k reviews Very Positive	Post-apocalypticFPS
Hitman: Blood Money 2007	Est. copies ≈ 826k–1.3M SteamSpy 2M–5M	Est. revenue $2.3M–$6.1M after Steam's cut $4.1M–$9.4M before the cut	$9.99	16k reviews Very Positive	StealthAction