City Island 3 - Sim Builder

Name: City Island 3 - Sim Builder
Rating: 4.417382 (370831 reviews)
Author: Sparkling Society - Build Town City Building Games

Sparkling Society - Build Town City Building Games

★ 4.4 (370,831 ratings)

⬇ 10,000,000+ downloads

Est. actual: 24,207,203

Style: Simulation

Free

Released: Dec 27, 2014

IAP: $0.99 - $94.99 per item

Contains ads

Rated: Everyone

Mechanics City & base builder Tycoon & managementDecorate & renovate

Signals

4 this week · 1 positive · 2 warnings All of this week's signals →

📈Last 7 days +4.9K installs — 37% slower than the week before (+7.7K) · 874/day since Sep 18
🏆Among Simulation games top 8% by installs gained this week (22436 peers growing)
⭐Rating steady at ★ 4.42 since Sep 18
🛠Updates dormant · updated 217 days ago

Installs since launch

+38,471 installs · -575 ratings since Sep 18

SDKs in the app · version 3.9.0, analysed Oct 1, 2026

Ad mediationAppLovin MAX
Ad networkAppLovin SDK Google Mobile Ads (AdMob) 25.0.0 Liftoff Monetize (Vungle) 7.7.1 Meta Audience Network 6.21.0 Unity Ads 4.16.6
AnalyticsFirebase Analytics 22.4.0
AttributionAdjust
ConsentGoogle User Messaging Platform 4.0.0
Engagement & messagingPlay In-App Review 2.0.2
Game engineUnity (engine)
Game servicesPlay Games Services 21.0.0
PaymentsPlay Billing Library 8.0.0

5 mediation adapters

Adapters connect a mediation SDK to an ad network. An adapter alone does not mean the network’s own SDK is bundled.

AdMob mediation adapter → unityAdMob mediation adapter → unity 6.21.0.1AdMob mediation adapter → unity 4.16.6.0AdMob mediation adapter → vungleAppLovin MAX adapter → Vungle

Found by static analysis of the app package; bundled is not the same as active. All SDKs →

Update history

3.9.0 Mar 30, 2026 · seen Sep 18, 2026

🔧Some background tinkering so you keep enjoying the game to the fullest!

Only the current version so far — new entries appear as the game ships updates.

Trailer

City Island 3 - Sim Builder is a simulation game by Sparkling Society - Build Town City Building Games with 10,000,000+ downloads (about 24M estimated). +4.9K installs in the last 7 days. Rated 4.4 from 371K ratings. Released Dec 27, 2014. Install growth, rank history, SDKs and ad networks.

From the store listing: “If you love island city builder sim games, then you'll love the City Island 3 - Building Sim Offline! Start playing this popular offline city-building game today! Start on an exotic island and begin designing and build a city. Your own city in your pocket, offline. Build it to a metropolis and develop your…”