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Casual indie game High Sea Saga DX comes from Kairosoft Co., Ltd., with the same company listed as developer and publisher. The 2023 Steam release has 450 reviews marked mixed and launched at a budget $8.99 price point.
Overview
High Sea Saga DX is a 2023 Casual game developed by Kairosoft Co.,Ltd and published by Kairosoft Co.,Ltd. On Steam it has gathered 515 player reviews, 82% of them positive, which counts as a mostly positive reception among indie titles in the Casual category. The game is available on windows, and launched at $9. The pairing of developer Kairosoft Co.,Ltd with publisher Kairosoft Co.,Ltd is one of the studio-publisher relationships indielist tracks, letting players find comparable games and letting developers and investors study how Casual projects reach the market. indielist's white-box method estimates its lifetime sales at roughly 9,000 to 22,000 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, High Sea Saga DX can be compared against similar Casual titles and benchmarked on review counts and estimated sales.
Reviews
515
Positive
82%
Steam appid
2431880
Engine
Unknown
Players (snapshot)
Unavailable
Sales estimate
v1.09K to 22K
units (median: 15K)
≈ $48K to $111K modeled net revenue (fixed store-cut, refund, and regional-price assumptions applied)
+ - How is this calculated?
| Factor | Adjustment |
|---|---|
| base | +50 |
| year_2023 | 0 |
| price_$9 | -5 |
| positive_82% | 0 |
| genre_Casual | -15 |
| final NB | 30 |
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 High Sea Saga DX at roughly 9,000 to 22,000 copies, with a median around 15,000, derived from its 515 Steam reviews using a multi-factor Boxleiter method (version v1.0). That median maps to approximately $79K 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 $8.99Across 8 observed UTC days from 2026-07-15 to 2026-07-22, the daily lowest tracked USD price across stores ranged from $8.99 to $8.99. The tracked-window low was $8.99 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$8.99 Buy
- Green Man Gaming
- Fanatical
- Humble Store
- GOG.com
Latest tracked store observations (2026-07-22 20:24 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
windows
Genres
Frequently asked questions
- How many copies has High Sea Saga DX sold?
- indielist estimates High Sea Saga DX has sold between 9,270 and 21,630 units (median 15,450), derived from its 515 Steam reviews with the white-box Boxleiter v1.0 method. The full breakdown is shown on the page.
- Who developed High Sea Saga DX?
- High Sea Saga DX was developed by Kairosoft Co.,Ltd and published by Kairosoft Co.,Ltd.
- Who published High Sea Saga DX?
- High Sea Saga DX was published by Kairosoft Co.,Ltd, developed by Kairosoft Co.,Ltd. See Kairosoft Co.,Ltd's full catalogue and submission status on indielist.
- When was High Sea Saga DX released?
- High Sea Saga DX was released in 2023.
- How many reviews does High Sea Saga DX have on Steam?
- High Sea Saga DX has 515 Steam reviews, of which 82% are positive.
- Is High Sea Saga DX worth playing?
- Steam players rate High Sea Saga DX 82% positive across 515 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 High Sea Saga DX can compare it on indielist against semantically similar Casual titles such as Garry's Mod, Wallpaper Engine, Factorio, Balatro, ranked by shared tags and genre rather than by ad spend. On the developer side, Kairosoft Co.,Ltd's other releases and Kairosoft Co.,Ltd's wider catalog are one click away, letting developers benchmark where High Sea Saga DX 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 High Sea Saga DX page serves three audiences at once: players hunting their next Casual 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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