Thirty One | 31 Card Game

Name: Thirty One | 31 Card Game
Rating: 4.55 (19095 reviews)
Author: DonkeyCat Games

DonkeyCat Games

★ 4.6 (19,095 ratings)

⬇ 1,000,000+ downloads

Est. actual: 1,127,008

Style: Card

Free

Released: Jul 10, 2018

IAP: $0.99 - $49.99 per item

Contains ads

Rated: Teen

Mechanics Classic card games Card battler / CCGPvP & multiplayer

Signals

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

📈Last 7 days +1.1K installs — 13% slower than the week before (+1.3K) · 198/day since Sep 19
🏆Among Card games top 9% by installs gained this week (8191 peers growing)
⭐Rating steady at ★ 4.55 since Sep 19
🛠Updates actively updated · updated 21 days ago · every ~44 days (2 updates tracked)

Installs since launch

+10,692 installs · +325 ratings since Sep 19

SDKs in the app · version 4.15, analysed Oct 24, 2026

Ad mediationAppLovin MAX
Ad networkAppLovin SDK Bigo Ads Chartboost DT Exchange (Fyber)Google Mobile Ads (AdMob) 25.4.0 InMobi Liftoff Monetize (Vungle) 7.7.8 Meta Audience Network 6.22.0 Mintegral Moloco Ads 4.12.0 Ogury Unity Ads 4.20.0
Ad qualityAppLovin Ad Review (SafeDK)
AnalyticsFirebase Analytics 23.2.0
ConsentGoogle User Messaging Platform 4.0.0
Crash reportingFirebase Crashlytics
Engagement & messagingFirebase Cloud Messaging 25.1.2 OneSignal
PaymentsPlay Billing Library 9.1.0
Remote configFirebase Remote Config 23.1.0

22 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 → pangleAdMob mediation adapter → pangleAdMob mediation adapter → pangleAdMob mediation adapter → vungleAdMob mediation adapter → vungleAdMob mediation adapter → vungleAdMob mediation adapter → vungleAdMob mediation adapter → vungleAppLovin MAX adapter → MDBigoAds 9.14.0.0AppLovin MAX adapter → UnityAdsAppLovin MAX adapter → UnityAds 6.22.0.0AppLovin MAX adapter → UnityAds 25.4.0.0AppLovin MAX adapter → UnityAds 25.4.0.0AppLovin MAX adapter → UnityAds 11.4.1.2AppLovin MAX adapter → UnityAds 8.4.7.0AppLovin MAX adapter → UnityAds 17.1.81.0AppLovin MAX adapter → UnityAds 4.12.0.0AppLovin MAX adapter → UnityAds 6.3.1.0AppLovin MAX adapter → UnityAds 4.20.0.0AppLovin MAX adapter → UnityAds 7.7.8.0AppLovin MAX adapter → Vungle 6.0.0.0AppLovin MAX adapter → Vungle

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

Update history

4.15 Oct 23, 2026

Bug fixes and improvements.

4.14 Sep 9, 2026 · seen Sep 19, 2026

Bug fixes and improvements.

Trailer

Thirty One | 31 Card Game is a card game by DonkeyCat Games with 1,000,000+ downloads (about 1.1M estimated). +1.1K installs in the last 7 days. Rated 4.6 from 19K ratings. Released Jul 10, 2018. Install growth, rank history, SDKs and ad networks.

From the store listing: “🎉 Introducing Thirty One – the classic 31 card game online, also known as Blitz or Scat, and one of the most popular 2 to 4-player multiplayer card games 🌟 The 31 card game is perfect for adults, teens, or seniors! Very easy to learn, but never boring to play. This 31 card game is also known as Schwimmen, Knack,…”