Wherever you are, whenever you want — cricket betting, slots, Live Casino, and more, all on the 3999 BDT app. Quick to install, lag-free, and fully in Bangla.
The 3999 BDT app runs equally smooth on both Android and iOS
Works on Samsung, Xiaomi, Oppo, Vivo, Realme, and all Android phones. Just download the APK file and install it directly.
Android APK DownloadAvailable for iPhone and iPad. Download directly from the App Store — installation takes just a few seconds.
iOS App DownloadEven without the app, you can access all features of 3999 BDT through the mobile site on Chrome or Safari. No installation needed.
Install the 3999 BDT app in just five simple steps
Tap the "Android APK Download" button above. The file will be saved to your phone's Downloads folder.
File Size: 32 MBGo to Settings → Security → Unknown Sources and enable it. You only need to do this once, and you can turn it off again after installation.
Samsung: Settings → Biometrics & Security → Install Unknown AppsTap the 3999bdt.apk file in your Downloads folder, then tap Install.
Installation completes in just 15–30 seconds.
Open the app, log in to your account or create a new one. Start playing!
Get a 200% bonus on new registrationInstalling the 3999 BDT app on an iOS device is even easier
Click the "Download iOS App" button above. You'll be taken to the App Store page.
Tap "Get" or the download icon on the App Store. Confirm with Face ID or Touch ID.
No need to enable Unknown Sources on iOS devices. Once the download is complete, the app is ready to go. Just tap the Open button.
Requires iOS 13.0 or laterAlready have an account? Log in. New here? Sign up and enjoy a 200% welcome bonus.
Everything you get on the mobile app – simple, fast, and reliable
The app loads fast even on 3G or 4G connections. Games launch in under 2 seconds.
Slots, Live Casino, table games — every type of game is available right in the app, with the same experience you'd expect from a browser.
Place bets in real time while the match is in progress. Odds update every second.
Get instant notifications before a match starts, when a new bonus drops, or when a withdrawal is completed.
Log in instantly with your fingerprint or Face ID — no more typing passwords.
With bKash and Nagad saved to your account, deposit and withdraw in just one tap.
Turn on Dark Mode for late-night sessions. It's easier on your eyes.
Watch the matches you've bet on directly within the app. No separate app needed.
The entire app interface is in Bangla. Customer support is also available in Bangla.
Many people wonder — if the mobile browser works fine, why bother with a separate app? It's true that 3999 BDT runs great in a browser. But the app comes with extra advantages that, once you try them, will make going back to the browser feel like a step down.
First, the app loads much faster than a browser. Game graphics run more smoothly because the app uses your phone's hardware directly. Video streaming in Live Casino can lag on a browser — that doesn't happen on the app.
Second, push notifications. 3999 BDT regularly offers flash bonuses and limited-time deals. With notifications enabled on the app, you'll never miss out.
Third, biometric login. Instead of typing your password in a browser every time, a fingerprint is all it takes. It seems like a small thing, but it saves a lot of time with daily use.
| Features | Android | IOS |
|---|---|---|
| Minimum OS | Android 5.0 | iOS 13.0 |
| App Size | 32 MB | 38 MB |
| RAM Required | 2 GB+ | 2 GB+ |
| Language | বাংলা / English | বাংলা / English |
| Update Frequency | Monthly | Monthly |
| Offline Mode | Limited | Limited |
3999 BDT does not share any personal data with third parties.
Mobile usage in Bangladesh is growing every day. Many people now handle everything on their phones rather than a computer. 3999 BDT built their mobile app with exactly this in mind — designed for Bangladesh's network conditions.
Place bets on a live BPL match from the beaches of Chittagong, or spin slots from the tea gardens of Rajshahi — the 3999 BDT app works wherever you have internet. You can even run Live Casino on a 3G connection.
The app is updated regularly. Each update brings new games, performance improvements, and new features. With notifications enabled, you'll be alerted as soon as an update is available.
Simple Fixes for Common Issues
Enable Settings → Security → Unknown Sources. On Xiaomi phones, go to Settings → Additional Settings → Privacy → Install Unknown Apps and allow your Browser or File Manager.
Check your internet connection. Toggle WiFi and mobile data off and back on. Close the app and reopen it.
Free up your phone's RAM. Clear the app cache: Settings → Apps → 3999 BDT → Storage → Clear Cache. If you're on an older version, update the app.
If you forget your password, use the "Forgot Password?" option. An OTP will be sent to your mobile number. If that doesn't work, contact support.
Make sure your phone has enough storage – at least 100 MB of free space is required. Try using a different browser if needed.
Reach us via 24/7 live chat support. Chat in Bangla and get quick resolutions — we typically respond within 2–3 minutes.
Answers to Your Most Frequently Asked Questions
The 3999 BDT app keeps your personal information fully secure and never shares it with any third party. Learn more Privacy PolicyRead more at.
Set daily limits and session time caps right in the app. Play for fun, play responsibly. Responsible Gaming Learn more.
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