Summer Islands

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Summer Islands

Short description

Summer Islands is a holiday real-time strategy business simulator. Be the right businessman, build your holiday paradise and grab the money from your tourists. Play alone, with your friends and with computer enemies and survive natural disasters without going insolvent.

Developer
Marttalin Games
Publisher
Marttalin Games
Release
Fri, Jun 21, 2019
Price
$14.99
Reviews
189
Positive
81%
Followers
n/a
Owners (estimated)
0 – 20K
Concurrent players
4
Genres
Casual, Indie, Simulation, Strategy, Early Access
Features
Multi-player, PvP, Online PvP, LAN PvP, Co-op, Online Co-op, LAN Co-op, Full controller support, Steam Workshop, Includes level editor
Tags
Building Economy Strategy Procedural Generation Capitalism Casual Management Pixel Graphics Retro Simulation Multiplayer Real Time Tactics Sandbox Singleplayer Level Editor Co-op Controller PvP Online Co-Op Local Co-Op
Revenue (estimated, gross)~$114ksomewhere between $51k and $203k · roughly 4K–15K copies

Review count and SteamSpy's owner range agree well enough to narrow the estimate down to this band. Multiplied by $13.42, the average price these copies actually sold for — weighted from the price history rather than taken from the $14.99 launch price. That is 10% below list price on average. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

Tracking started Aug 4, 2026. Charts appear once there is more than one data point — nothing has changed since.

168 data points going back to Jun 1, 2019 lie outside the 90-day window of your plan. Plus shows the complete history.

How crowded is this niche?

How full the niche around Summer Islands is — measured on the tags it leads with, against every other combination on Steam.

±?? Building + Economy + Strategy

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with Summer Islands. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
Mad Games Tycoon Mad Games Tycoon Eggcode 4 titles 4 − Procedural Generation − Capitalism + Management + Simulation $14.99 3,701 91% Tue, Sep 13, 2016 $2.3m
$1m – $14m
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$211k – $406k
News Tycoon News Tycoon Oreol 2 titles 4 − Procedural Generation − Capitalism + Early Access + Management $6.99 144 35% Fri, Mar 24, 2017 $43k
$19k – $77k
Victoria 3 Victoria 3 Paradox Development Studio 19 titles 3 − Building − Procedural Generation − Casual + Grand Strategy + Historical + Political Sim $49.99 40,860 72% Tue, Oct 25, 2022 $85.4m
$46.5m – $92.9m
Gas Station Simulator Gas Station Simulator DRAGO entertainment 17 titles 3 − Strategy − Procedural Generation − Capitalism + Simulation + Singleplayer + Management $19.99
$8.99
55%
best price ever
24,034 88% Wed, Sep 15, 2021 $18.4m
$9.2m – $18.4m

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