Install 3999 app in minutes and enjoy cricket, football, Live Casino, and hundreds of other games from anywhere. Lightweight, fast-loading, and fully available in Bengali.
3999 app runs smoothly on all types of smartphones and tablets.
Compatible with any smartphone or tablet running Android 6.0 or above. Simply download the APK file and install it directly.
Android APK Download3999 app runs on iPhone or iPad with iOS 13.0 or above. Install it directly from the App Store – no complications.
iOS App DownloadTo install an APK on Android, you need to enable "Unknown Sources" or "Install Unknown Apps" in your device settings. Once installation is complete, it is a good idea to turn that option off again. Our APK is fully secure and free of malware.
Get 3999 app up and running on your phone in just a few simple steps.
Click the "Android APK Download" button above. The file will be saved to your phone's Downloads folder.
Go to Settings > Security or Settings > Apps > Special App Access and enable the "Install Unknown Apps" option.
Open your File Manager, locate the downloaded APK file, and tap it to begin installation.
You'll see an Install button on your screen — tap it. Installation completes in just a few seconds.
Open the app, log in to your account or create a new one, and start playing.
Tap the "iOS App Download" button above. You will be taken to the App Store page.
Go to the 3999 app page on the App Store and tap the "Get" button. Confirm with your Apple ID if prompted.
Installation completes within a few seconds to a minute, depending on your internet connection.
Tap the 3999 app icon on your home screen. On the first launch, the app may request certain permissions — tap Allow to continue.
Log in to your existing account or register a new one and start gaming right away.
What the mobile app offers simply isn't available on the browser.
The app is very lightweight and runs fast even on low RAM. Games load smoothly even on a slow internet connection.
Get new bonus alerts, pre-match reminders, and withdrawal confirmations delivered straight to your phone.
Log in instantly using fingerprint or Face ID — no need to remember your password.
Some features work offline even on a weak connection. Everything syncs automatically once you are back online.
Switch to dark mode for a comfortable viewing experience at night, or light mode during the day.
The interface is built entirely in Bengali, making it easy for new users to navigate every feature without confusion.
Real-time scores and odds updates during live matches appear directly in the app — no page refresh needed.
All payment gateways including bKash and Nagad are secured with SSL encryption. Your information is never compromised.
You can chat with customer care directly from within the app – no separate browser needed.
What your device needs to run 3999 app.
| Features | Minimum | Recommended |
|---|---|---|
| OS Version | Android 6.0 | Android 10+ |
| RAM | 2 GB | 4 GB or more |
| Storage | 100 MB free | 500 MB+ |
| Processor | Quad-core 1.4 GHz | Octa-core 2.0 GHz+ |
| Internet | 3G (1 Mbps) | 4G/WiFi (5 Mbps+) |
| Features | Minimum | Recommended |
|---|---|---|
| OS Version | IOS 13.0 | IOS 16+ |
| Device | IPhone 8 | IPhone 11+ |
| Storage | 150 MB free | 500 MB+ |
| RAM | 2 GB | 4 GB or more |
| Internet | 3G (1 Mbps) | 4G/WiFi (5 Mbps+) |
3999 app has become a well-known name in Bangladesh's online betting and gaming scene. Thousands of users join the platform every day to bet on cricket, football, and more. But sticking to the browser means missing out on a lot. Downloading the app takes the whole experience to a completely different level.
Speed is the biggest advantage of the mobile app. The 3999 app native app loads significantly faster than the web version and makes much better use of screen space. Watching a live match, placing bets, checking odds, and viewing your balance — it all happens at your fingertips.
A common concern is whether downloading an APK is safe. That is a fair question. The official 3999 app APK is completely safe – it is digitally signed and virus-scanned with every update. Never download the APK from third-party sites; always use the official website.
Another common myth is that installing the app involves a complicated process. In reality, you only need to change one setting on Android to install the APK. On iOS it is even simpler – install directly from the App Store. The whole process takes no more than 5 minutes.
3999 app is updated regularly. Each update brings new games, improved performance, and security enhancements. Android users will receive an in-app notification whenever a new version is available. iOS users can enable auto-updates in the App Store.
Keeping the app updated gives you access to the latest odds engine, new payment options, and the highest security features. Older versions may occasionally have features that stop working, so staying up to date is always recommended.
Data plans in Bangladesh can be limited, which is why 3999 app includes a built-in Data Saver mode. When activated, it reduces data consumption during game loading and streaming. Both Live Casino and Sports Betting run smoothly in this mode, so you can enjoy hours of play even on a 2GB pack.
The official 3999 app APK can be verified using its SHA-256 checksum. If you are prompted for any unusual permissions during installation, stop the process and contact support. Our app only requests camera, storage, and network permissions – nothing else.
You can use 3999 app in a browser, but the app delivers a far superior experience. The browser requires manual page refreshes, doesn't support notifications, and live odds updates are delayed. The app eliminates all of these issues. For regular bettors and Live Casino fans, downloading the app is the clear choice.
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Common questions and answers about downloading the app.
Download 3999 app, register your account, and claim a special bonus on your first deposit.