How many copies did The Riftbreaker: Prologue sell?

102k to 166k copies, based on its 4k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did The Riftbreaker: Prologue make?

The Riftbreaker: Prologue is free to play, so there is no copy-sales revenue to estimate.

How big is The Riftbreaker: Prologue?

Estimated owners: ≈ 102k–166k; from 4k 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 The Riftbreaker: Prologue out and predicted the genre from its 8 similar games. Every figure here, including The Riftbreaker: Prologue's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 36k–628k

best case 4.5M (V Rising)

Games like The Riftbreaker: Prologue

The middle of these games

≈ 36k–628k copies

≈ $342k–$8.0M after Steam's cut

from ~3k reviews

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

6 of your 8 similar games are hits.

Best case: V Rising at ≈ 3.4M–5.5M copies, ≈ $32.6M–$87.8M after Steam's cut.

What it took to get here

About half the games that made it here had over 2k reviews in their first month; the spread ran 151 to 92k.

The genre you'd be entering

Your set: Your set clusters on Survival (7 of 8) and Base-Building (5 of 8).
The winners: Winners here lead with Survival + Open World, priced around $35.
The era: 5 of your 8 similar games shipped in the last two years. You'd be launching into a busy stretch.

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 of about 31, 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
The Riftbreaker 2021	Est. copies ≈ 611k–993k 9.1x vs typical SteamSpy 1M–2M	Est. revenue $5.0M–$13.6M after Steam's cut $9.2M–$20.9M before the cut	$29.99	25k reviews Very Positive	Base-BuildingTower Defense
VALHALL: Harbinger 2020	Est. copies ≈ 12k–20k SteamSpy 20k–50k	Est. revenue $102k–$274k after Steam's cut $185k–$421k before the cut	$29.99	498 reviews Mixed	Early AccessVikings
V Rising 2024	Est. copies ≈ 3.4M–5.5M 51x vs typical SteamSpy 5M–10M	Est. revenue $32.6M–$87.8M after Steam's cut $59.4M–$135.0M before the cut	$34.99	137k reviews Very Positive	SurvivalOpen World
Myth of Empires 2024	Est. copies ≈ 434k–706k 6.5x vs typical SteamSpy 500k–1M	Est. revenue $3.6M–$9.6M after Steam's cut $6.5M–$14.8M before the cut	$29.99	18k reviews Mixed	BuildingOpen World Survival Craft
江湖客栈-The Jianghu 2024	Est. copies ≈ 60k–97k SteamSpy 100k–200k	Est. revenue Free	Free	2k reviews Mixed	PvPExploration
Welcome to ParadiZe 2024	Est. copies ≈ 33k–53k SteamSpy 100k–200k	Est. revenue $269k–$723k after Steam's cut $489k–$1.1M before the cut	$29.99	1k reviews Mixed	ActionMultiplayer
Frozen Flame 2022	Est. copies ≈ 74k–120k SteamSpy 200k–500k	Est. revenue $407k–$1.1M after Steam's cut $741k–$1.7M before the cut	$19.99	3k reviews Mixed	Early AccessOpen World Survival Craft
Castle Craft 2026	Est. copies ≈ 12k–20k SteamSpy 100k–200k	Est. revenue $67k–$179k after Steam's cut $121k–$276k before the cut	$19.99	489 reviews Very Positive	Early AccessVoxel