How many copies has Sky Force Anniversary sold?

indielist estimates Sky Force Anniversary has sold between 106,233 and 247,877 units (median 177,055), derived from its 2,083 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.

Who developed Sky Force Anniversary?

Sky Force Anniversary was developed by Infinite Dreams and published by Infinite Dreams.

Who published Sky Force Anniversary?

Sky Force Anniversary was published by Infinite Dreams, developed by Infinite Dreams. See Infinite Dreams's full catalogue and submission status on indielist.

When was Sky Force Anniversary released?

Sky Force Anniversary was released in 2015.

How many reviews does Sky Force Anniversary have on Steam?

Sky Force Anniversary has 2,083 Steam reviews, of which 92% are positive.

Is Sky Force Anniversary worth playing?

Steam players rate Sky Force Anniversary 92% positive across 2,083 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.

Sky Force Anniversary

Apr 29, 2015 Action $9.99

Developer Infinite Dreams Publisher Infinite Dreams

Profile updated Jun 2026

Arcade action indie game Sky Force Anniversary focuses on shooter-style play from Infinite Dreams. It launched in 2015, is self-published by infinite-dreams, has 2,068 Steam reviews marked mixed, and carries a $9.99 initial price.

Sky Force Anniversary is a 2015 Action game developed by Infinite Dreams and published by Infinite Dreams. On Steam it has gathered 2,083 player reviews, 92% of them positive, which counts as a very positive reception among indie titles in the Action category. The game is available on linux, mac, windows, and launched at $10. The pairing of developer Infinite Dreams with publisher Infinite Dreams is one of the studio-publisher relationships indielist tracks, letting players find comparable games and letting developers and investors study how Action projects reach the market. indielist's white-box method estimates its lifetime sales at roughly 106,000 to 248,000 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, Sky Force Anniversary can be compared against similar Action titles and benchmarked on review counts and estimated sales.

Reviews

2,083

Positive

92%

Steam appid

355050

Engine

Unknown

Players (snapshot)

Unavailable

Sales estimate

v1.0

106K to 248K

units (median: 177K)

≈ $606K to $1.4M modeled net revenue (fixed store-cut, refund, and regional-price assumptions applied)

106K median 248K

+ How is this calculated?

2,083 reviews × NB(85) = 177,055 median units

Factor	Adjustment
base	+50
year_2015	+30
price_$10	-5
positive_92%	+10
final NB	85

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 Sky Force Anniversary at roughly 106,000 to 248,000 copies, with a median around 177,000, derived from its 2,083 Steam reviews using a multi-factor Boxleiter method (version v1.0). That median maps to approximately $1.0M 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

8 observed days · window low $9.99

Across 8 observed UTC days from 2026-07-15 to 2026-07-22, the daily lowest tracked USD price across stores ranged from $9.99 to $9.99. The tracked-window low was $9.99 on 2026-07-15.

Real store observations · daily lowest tracked USD price across stores · missing days are not filled.

Where to buy

Affiliate disclosure

Steam reference

$9.99 Buy
Green Man Gaming

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Fanatical

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Humble Store

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GOG.com

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Latest tracked store observations (2026-07-22 14:29 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

Genres

ActionIndie

Frequently asked questions

How many copies has Sky Force Anniversary sold?: indielist estimates Sky Force Anniversary has sold between 106,233 and 247,877 units (median 177,055), derived from its 2,083 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.
Who developed Sky Force Anniversary?: Sky Force Anniversary was developed by Infinite Dreams and published by Infinite Dreams.
Who published Sky Force Anniversary?: Sky Force Anniversary was published by Infinite Dreams, developed by Infinite Dreams. See Infinite Dreams's full catalogue and submission status on indielist.
When was Sky Force Anniversary released?: Sky Force Anniversary was released in 2015.
How many reviews does Sky Force Anniversary have on Steam?: Sky Force Anniversary has 2,083 Steam reviews, of which 92% are positive.
Is Sky Force Anniversary worth playing?: Steam players rate Sky Force Anniversary 92% positive across 2,083 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.

Players looking for games like Sky Force Anniversary can compare it on indielist against semantically similar Action titles such as Rust, Terraria, Phasmophobia, ARK: Survival Evolved, ranked by shared tags and genre rather than by ad spend. On the developer side, Infinite Dreams's other releases and Infinite Dreams's wider catalog are one click away, letting developers benchmark where Sky Force Anniversary 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 Sky Force Anniversary page serves three audiences at once: players hunting their next Action 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.

Matched from shared Steam tags and primary genre. Review count breaks ties; it is not a personal recommendation score.