The 3999 bet app brings the full casino experience to your Android phone. Fast login, instant deposits via bKash and Nagad, and every game from MT Live to Diamond Tycoon — all in one lightweight app built for players in Bangladesh.
The 3999 bet app isn't just a mobile version of the website — it's a purpose-built experience designed for how players in Bangladesh actually use their phones.
The 3999 bet app is engineered to load in under two seconds even on a standard 4G connection. No waiting, no buffering. Whether you're on Grameenphone, Robi, or Banglalink, the app performs consistently fast so you can get straight into your game.
Deposit and withdraw directly through bKash, Nagad, and Rocket without leaving the 3999 bet app. The payment flow is integrated natively — no redirects, no extra steps. Your BDT balance updates in real time the moment a transaction is confirmed.
Never miss a bonus or promotion again. The 3999 bet app sends push notifications directly to your phone when new offers are live, when your withdrawal is processed, or when a new game drops. You stay informed without having to check the site manually.
On supported Android devices, the 3999 bet app lets you log in with your fingerprint. No typing your password every time — just a tap and you're in. It's faster, more convenient, and just as secure as a full password login.
The 3999 bet app is optimised to use minimal battery and mobile data. At just 5MB installed size, it won't slow down your phone or eat through your data plan. You can play for hours without worrying about your battery draining faster than usual.
The live chat support button is built directly into the 3999 bet app. Whenever you have a question about a deposit, a game result, or your account, help is one tap away. Our support team is available around the clock, every day of the year.
Installing the 3999 bet app on Android takes less than two minutes. Because the app is distributed as an APK outside the Google Play Store, you'll need to allow installs from unknown sources — a standard one-time step on any Android device.
Android only: The 3999 bet app currently supports Android 6.0 and above. iOS support is coming soon — iPhone users can use the mobile website at 3999-bet.club in the meantime.
Before downloading, make sure you have a 3999 bet account. If you're new, click Register and create your free account in under two minutes. Existing players can skip straight to the download step.
Go to your Android Settings → Security (or Apps & Notifications on newer devices) → enable "Install unknown apps" for your browser. This is a one-time setting and you can turn it off again after installation if you prefer.
Tap the download button on this page while browsing from your Android phone. The APK file is small — around 5MB — so it downloads in seconds even on a slow connection. Always download from the official 3999-bet.club site only.
Once the download is complete, open the APK file from your notifications or file manager. Tap Install and wait a few seconds. Android will install the 3999 bet app automatically — no complicated setup required.
Find the 3999 bet icon on your home screen, tap it, and log in with your existing credentials. Your balance, bonuses, and game history are all synced instantly. You're ready to play.
| Platform | Android 6.0+ |
| File Size | ~5 MB (APK) |
| Version | 5.0 (Latest) |
| Language | English |
| Currency | BDT (Bangladeshi Taka) |
| Payments | bKash, Nagad, Rocket |
| Security | SSL / TLS Encrypted |
| Connection | 3G / 4G / Wi-Fi |
| Updates | Free, In-App Prompt |
| Support | 24/7 Live Chat |
The 3999 bet app gives you access to the complete game catalogue — the same titles available on the full website, fully optimised for touchscreen play. Here's what's waiting for you after you install the app:
MT Live streams real-time results directly to your phone screen with zero lag. Mine and Mines Grand are perfectly suited to mobile play — the tap-to-reveal mechanic feels natural on a touchscreen. Coin rounds are fast and satisfying on mobile, and Diamond Tycoon's visual effects are fully rendered even on mid-range Android devices.
The 3999 bet app automatically adjusts game layouts to fit your screen size. Whether you're on a compact 5-inch phone or a large 6.7-inch display, every game scales correctly without any distortion or cut-off elements.
App-exclusive offers: Players who download and use the 3999 bet app regularly receive app-only promotions and reload bonuses not available on the desktop site.
A lot of casino apps feel like they were designed for someone else and then translated for Bangladesh as an afterthought. The 3999 bet app is different. From the payment methods to the game selection to the way the interface is laid out, every decision was made with Bangladeshi players in mind.
Take payments as an example. The 3999 bet app integrates bKash, Nagad, and Rocket natively — not through a clunky web redirect, but as a proper in-app flow. You tap deposit, choose your method, enter the amount, and confirm. The whole process takes about 20 seconds. Withdrawals work the same way, and most requests are processed within minutes.
The app is also designed to work well on the kinds of phones most people in Bangladesh actually use. You don't need a flagship device to run the 3999 bet app smoothly. It performs well on mid-range Android phones with 2GB of RAM and runs on Android 6.0 and above, which covers the vast majority of devices currently in use across the country.
Data usage is another thing we took seriously. Mobile data in Bangladesh isn't always cheap, and many players are on limited plans. The 3999 bet app is built to be data-efficient. Game assets are cached after the first load, so repeat sessions use significantly less data. You can play a full session on MT Live or Mines Grand without burning through your daily data allowance.
Security in the 3999 bet app is handled the same way as on the website — SSL encryption on all connections, secure session management, and optional biometric login on supported devices. Your account details and transaction data are never stored locally on your device in an unencrypted format.
Updates to the 3999 bet app are pushed regularly. When a new version is available, you'll see a prompt inside the app to download and install the update. Updates are always free and usually take less than a minute to apply. Keeping the app updated ensures you have the latest security patches and access to any new games or features that have been added.
If you've been playing 3999 bet on the mobile website and haven't switched to the app yet, it's worth making the move. The app is faster, more stable, and gives you push notifications so you never miss a bonus. Registration is free, the app download is free, and your existing account works immediately — just log in and everything is exactly where you left it.
Free to download. The 3999 bet app costs nothing to install. There are no subscription fees or hidden charges for using the app itself.
18+ only. You must be at least 18 years old to download, register, and play on 3999 bet. Underage use is strictly prohibited.
Free download · ~5MB · Android 6.0+ · BDT payments included
Register & Get the App Already Registered? LoginBy downloading, you agree to our Terms and Conditions and confirm you are 18 or older.
You need a 3999 bet account before you can use the app. Registration is completely free and takes about two minutes on your phone. Once you're registered, download the app, log in, and your account is ready to go — balance, bonuses, and all.