3999ba runs just as smoothly on both Android and iOS
Compatible with any Android 5.0 or higher smartphone or tablet. Install the APK directly — no Play Store needed.
Download Android APKFile Size: 48 MB | Android 5.0+
Uninterrupted gaming on iPhone and iPad. Fully supported on iOS 12 and above.
Download iOS AppFile Size: 52 MB | iOS 12.0+
Among the many online gaming apps in Bangladesh, 3999ba stands out for its clean interface and fast performance. The moment you open the app, it's clear — it was built with Bangladeshi users in mind.
Browsing on mobile data can slow down many websites — but not with the 3999ba app. It's optimized for low data usage, running smoothly even on 2G or 3G connections. Games load fast and odds update in real time.
One of the biggest advantages of the 3999ba app is push notifications. You'll get instant alerts before big matches, when new promotions go live, or when your deposit is confirmed. And with biometric login, there's no need to type your password every time.
Another standout feature of the 3999ba app is dark mode support. Late-night sessions won't strain your eyes. The fully localized interface also makes it easy for new users to find their way around.
Everything the 3999ba app offers at a glance
Place bets on live matches with real-time odds. Score updates and stats are all on one screen.
Play 500+ slot games and Live Dealer tables directly from the app. Games load in just 2–3 seconds.
Get instant notifications for promotions, match kick-offs, and deposit confirmations — all in real time.
Log in instantly using your fingerprint or Face ID. No need to remember your password.
Deposit and withdraw via bKash, Nagad, or Rocket directly within the app.
Dark mode support for a comfortable viewing experience. Even long late-night sessions won't strain your eyes.
Your full betting history, win/loss breakdown, and transaction details — all in one place.
Use the app entirely in Bangla. Even first-time users can get started without any hassle.
Chat with customer support 24/7 via live chat, right inside the app.
Get started in just a few minutes
Go to the 3999ba download page and tap the Android APK button. The file will be saved to your phone's Downloads folder.
Go to your phone's Settings → Security → Unknown Sources and enable the option. This allows installation of third-party APK files.
Tap the 3999ba APK file in your Downloads folder. The installation wizard will launch — tap Install to continue.
Once installation is complete, open the app. Log in if you already have an account, or sign up to create a new one.
Make a deposit and activate your bonus. Then head to your preferred game or betting section.
Easy setup on iPhone or iPad
Go to the 3999ba download page and select the iOS option. For the best results, use the Safari browser.
Tap the "Install" button when it appears on screen. Grant permission if prompted. The file will install automatically.
Go to Settings → General → VPN & Device Management and trust the 3999ba Developer Certificate.
Open the 3999ba app from your home screen. Log in or register, make a deposit, and start playing right away.
What your device needs to run the 3999ba app
| Subject | Minimum | Recommended |
|---|---|---|
| OS Version | Android 5.0 | Android 9.0+ |
| RAM | 1 GB | 3 GB+ |
| Storage | 100 MB | 500 MB+ |
| Processor | Quad-core 1.2 GHz | Octa-core 2.0 GHz+ |
| Internet | 2G / EDGE | 4G / Wi-Fi |
| Subject | Minimum | Recommended |
|---|---|---|
| OS Version | IOS 12.0 | IOS 16.0+ |
| Device | IPhone 6s | IPhone 11+ |
| Storage | 150 MB | 500 MB+ |
| RAM | 2 GB | 4 GB+ |
| Internet | 3G | 4G / Wi-Fi |
What our users are saying about the 3999ba app
"Since installing the 3999ba app, I never have to open a browser anymore. It loads so fast there's zero lag when placing bets."
"Depositing via bKash is so much easier through the app. The website used to be such a hassle."
"The fingerprint login is a game-changer. No more typing my password every single time."
Simple Solutions to Common Issues
This message appears when Settings → Security → Unknown Sources is turned off. Enable Unknown Sources and try installing again. On Samsung devices, opening the APK through the My Files app also works well.
Make sure your phone has enough storage space — at least 200 MB of free space is required. If an older version is installed, uninstall it first and then install using the new APK.
Try restarting your phone and attempt again. If your device is low on RAM, close other apps running in the background. If the issue persists, uninstall the app and download the latest version.
Go to Settings → General → VPN & Device Management, find the 3999ba certificate, and tap "Trust". The app will then open normally.
The most frequently asked questions about downloading and installation
Download the app, sign up, and get a 100% welcome bonus on your first deposit. Join millions of players across Bangladesh.
For 18+ only. Please gamble responsibly.