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Action indie game Devil Spire Falls launched in 2025 from developer and publisher ithiro-sumi. It has 753 Steam reviews with 95% positive sentiment, a very positive signal for a modestly reviewed release priced at $14.99.
Overview
Devil Spire Falls is a 2025 Action game developed by Ithiro Sumi and published by Ithiro Sumi. On Steam it has gathered 879 player reviews, 95% of them positive, which counts as a overwhelmingly positive reception among indie titles in the Action category. The game is available on linux, windows, and launched at $15. The pairing of developer Ithiro Sumi with publisher Ithiro Sumi 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 26,000 to 62,000 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, Devil Spire Falls can be compared against similar Action titles and benchmarked on review counts and estimated sales.
Reviews
879
Positive
95%
Steam appid
3646460
Engine
Unknown
Players (snapshot)
Unavailable
Sales estimate
v1.026K to 62K
units (median: 44K)
≈ $226K to $527K modeled net revenue (fixed store-cut, refund, and regional-price assumptions applied)
+ - How is this calculated?
| Factor | Adjustment |
|---|---|
| base | +50 |
| year_2025 | -10 |
| price_$15 | 0 |
| positive_95% | +10 |
| final NB | 50 |
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 Devil Spire Falls at roughly 26,000 to 62,000 copies, with a median around 44,000, derived from its 879 Steam reviews using a multi-factor Boxleiter method (version v1.0). That median maps to approximately $376K 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
14 observed days · window low $14.99Across 14 observed UTC days from 2026-06-03 to 2026-07-22, the daily lowest tracked USD price across stores ranged from $14.99 to $14.99. The tracked-window low was $14.99 on 2026-06-03.
Real store observations · daily lowest tracked USD price across stores · missing days are not filled.
Where to buy
Affiliate disclosure- Steam reference$14.99 Buy
- Green Man Gaming
- Fanatical
- Humble Store
- GOG.com
Latest tracked store observations (2026-07-22 06:18 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
linuxwindows
Frequently asked questions
- How many copies has Devil Spire Falls sold?
- indielist estimates Devil Spire Falls has sold between 26,370 and 61,530 units (median 43,950), derived from its 879 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.
- Who developed Devil Spire Falls?
- Devil Spire Falls was developed by Ithiro Sumi and published by Ithiro Sumi.
- Who published Devil Spire Falls?
- Devil Spire Falls was published by Ithiro Sumi, developed by Ithiro Sumi. See Ithiro Sumi's full catalogue and submission status on indielist.
- When was Devil Spire Falls released?
- Devil Spire Falls was released in 2025.
- How many reviews does Devil Spire Falls have on Steam?
- Devil Spire Falls has 879 Steam reviews, of which 95% are positive.
- Is Devil Spire Falls worth playing?
- Steam players rate Devil Spire Falls 95% positive across 879 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 Devil Spire Falls 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, Ithiro Sumi's other releases and Ithiro Sumi's wider catalog are one click away, letting developers benchmark where Devil Spire Falls 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 Devil Spire Falls 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.
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