Sunless Skies: Sovereign Edition
Profile updated
Adventure indie game Sunless Skies: Sovereign Edition launched in 2019 from Failbetter Games, which also published it. On Steam it has 3,445 reviews with 84% positive, and it launched at $24.99.
Overview
Sunless Skies: Sovereign Edition is a 2019 Adventure game developed by Failbetter Games and published by Failbetter Games. On Steam it has gathered 2,643 player reviews, 84% of them positive, which counts as a mostly positive reception among indie titles in the Adventure category. The game is available on linux, mac, windows, and launched at $25. The pairing of developer Failbetter Games with publisher Failbetter Games is one of the studio-publisher relationships indielist tracks, letting players find comparable games and letting developers and investors study how Adventure projects reach the market. indielist's white-box method estimates its lifetime sales at roughly 127,000 to 296,000 units, with the full Boxleiter factor breakdown shown on this page rather than a single black-box figure. Within indielist's catalog of indie games mapped to their studios, publishers, and funding, Sunless Skies: Sovereign Edition can be compared against similar Adventure titles and benchmarked on review counts and estimated sales.
Reviews
2,643
Positive
84%
Steam appid
596970
Engine
Unknown
Players (snapshot)
Unavailable
Sales estimate
v1.0127K to 296K
units (median: 211K)
≈ $1.8M to $4.2M modeled net revenue (fixed store-cut, refund, and regional-price assumptions applied)
+ - How is this calculated?
| Factor | Adjustment |
|---|---|
| base | +50 |
| year_2019 | +15 |
| price_$25 | +5 |
| positive_84% | 0 |
| genre_Adventure | +10 |
| final NB | 80 |
Heuristic display range: median × [0.6, 1.4]. Boundary protection: NB ∈ [15, 150].
Methodology & limitations
Sales estimates use an additive Boxleiter-derived heuristic against public Steam review
counts. They are not authoritative sales data, and the fixed display range
is not a statistically validated confidence interval. Actual results may fall outside it,
especially for deeply discounted or bundle-heavy titles. Algorithm version
v1.0. Read the exact method and validation status.
indielist estimates lifetime unit sales for Sunless Skies: Sovereign Edition at roughly 127,000 to 296,000 copies, with a median around 211,000, derived from its 2,643 Steam reviews using a multi-factor Boxleiter method (version v1.0). That median maps to approximately $3.0M in net revenue after Steam's 30% cut, regional pricing, and refunds. Unlike black-box trackers, the full calculation is shown on this page: a base review-to-sales multiplier is adjusted for release year, launch price, review sentiment, studio size, and genre, and every adjustment is listed so developers, publishers, and investors can audit exactly how the figure was reached. The range itself reflects genuine uncertainty — review-to-sales ratios vary widely between games — so indielist publishes a low, median, and high band rather than a false-precision single number, and treats free-to-play, heavily discounted, and bundle-distributed titles as having wider error margins still.
Price history
9 observed days · window low $8.49Across 9 observed UTC days from 2026-06-09 to 2026-07-22, the daily lowest tracked USD price across stores ranged from $8.49 to $24.99. The tracked-window low was $8.49 on 2026-07-21.
Real store observations · daily lowest tracked USD price across stores · missing days are not filled.
Where to buy
Affiliate disclosureLatest tracked store observations (2026-07-22 13:59 UTC), cheapest first. Prices may have changed since observation. Some are affiliate links — we may earn a commission at no extra cost to you. Learn more.
Platforms
linuxmacwindows
Frequently asked questions
- How many copies has Sunless Skies: Sovereign Edition sold?
- indielist estimates Sunless Skies: Sovereign Edition has sold between 126,864 and 296,016 units (median 211,440), derived from its 2,643 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.
- Who developed Sunless Skies: Sovereign Edition?
- Sunless Skies: Sovereign Edition was developed by Failbetter Games and published by Failbetter Games.
- Who published Sunless Skies: Sovereign Edition?
- Sunless Skies: Sovereign Edition was published by Failbetter Games, developed by Failbetter Games. See Failbetter Games's full catalogue and submission status on indielist.
- When was Sunless Skies: Sovereign Edition released?
- Sunless Skies: Sovereign Edition was released in 2019.
- How many reviews does Sunless Skies: Sovereign Edition have on Steam?
- Sunless Skies: Sovereign Edition has 2,643 Steam reviews, of which 84% are positive.
- Is Sunless Skies: Sovereign Edition worth playing?
- Steam players rate Sunless Skies: Sovereign Edition 84% positive across 2,643 reviews. indielist doesn't score games editorially; it surfaces public review sentiment and a white-box sales estimate so you can judge reception and reach yourself.
Ecosystem
Players looking for games like Sunless Skies: Sovereign Edition can compare it on indielist against semantically similar Adventure titles such as Subnautica, Raft, Satisfactory, Human Fall Flat, ranked by shared tags and genre rather than by ad spend. On the developer side, Failbetter Games's other releases and Failbetter Games's wider catalog are one click away, letting developers benchmark where Sunless Skies: Sovereign Edition sits among a studio's body of work and how its publisher's portfolio performs. Because indielist maps studios, publishers, games, and funding into one connected graph, the same Sunless Skies: Sovereign Edition page serves three audiences at once: players hunting their next Adventure game, developers studying how comparable projects were positioned and what they sold, and investors tracing which teams and labels are active in the space. A machine-readable markdown mirror of this page is published at the same path with a .md suffix for AI assistants, and its review, price, and sales-estimate figures are refreshed on a schedule rather than frozen at launch.
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- H
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