City Island: Collections game

Name: City Island: Collections game
Rating: 4.53 (7306 reviews)
Author: Sparkling Society - Build Town City Building Games

Sparkling Society - Build Town City Building Games

★ 4.5 (7,306 ratings)

⬇ 500,000+ downloads

Est. actual: 678,723

Style: Simulation

Free

Released: Dec 18, 2022

IAP: $0.99 - $99.99 per item

Contains ads

Rated: Everyone

Mechanics City & base builder Merge Idle / incremental Tycoon & managementCollection & albums

Signals

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

📈Last 7 days +570 installs — 36% slower than the week before (+890) · 108/day since Sep 18
🏆Among Simulation games top 22% by installs gained this week (22094 peers growing)
⭐Rating steady at ★ 4.53 since Sep 18
🛠Updates dormant · updated 180 days ago

Installs since launch

+4,745 installs · +68 ratings since Sep 18

SDKs in the app · version 1.5.1, analysed Oct 31, 2026

Ad mediationAppLovin MAX
Ad networkAppLovin SDK Google Mobile Ads (AdMob) 23.2.0 Liftoff Monetize (Vungle) 7.4.0 Meta Audience Network 6.17.0 Unity Ads 4.12.0
AnalyticsFirebase Analytics 21.5.1
AttributionAdjust
ConsentGoogle User Messaging Platform 2.2.0
Engagement & messagingFirebase Cloud Messaging 23.4.1
Game engineUnity (engine)
PaymentsPlay Billing Library 6.2.1
PlatformPlay In-App Updates 2.1.0
Remote configFirebase Remote Config 21.6.3

7 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 → vungleAdMob mediation adapter → vungle 6.17.0.0AdMob mediation adapter → vungle 4.12.0.0AdMob mediation adapter → vungleAppLovin MAX adapter → UnityAdsAppLovin MAX adapter → UnityAdsAppLovin MAX adapter → Vungle

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

Update history

1.7.0 May 6, 2026 · seen Sep 18, 2026

🐛 Bug fixes and lots of small improvements

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

Trailer

City Island: Collections game screenshot

City Island: Collections game is a simulation game by Sparkling Society - Build Town City Building Games with 500,000+ downloads (about 679K estimated). +570 installs in the last 7 days. Rated 4.5 from 7.3K ratings. Released Dec 18, 2022. Install growth, rank history, SDKs and ad networks.

From the store listing: “BUILD, COLLECT AND MERGE City Island: Collections is a merge City Building Game by Sparkling Society. Build the city of your dreams, collect all buildings found in City Island 1, 2, 3, 4 and City Island 5 and merge buildings in this city building merge collection sim game. NO INTERNET REQUIRED City Island:…”