Download the 21tbajee app and get push notifications, fingerprint login, faster load times, and app-exclusive bonuses — the best mobile betting experience, all in one place.
Choose your device
Version 3.8.2 · Supports Android 6.0+
File size: 24 MB · SHA-256 verified
Version 3.8.2 · iOS 13+ Supported
File size: 31 MB · App Store option also available
You can use the full 21tbajee platform on a mobile browser (Chrome, Firefox, Samsung Browser) without downloading the app. Just open your browser, go to 21tbajee.best, and log in to access all features. Adding a shortcut to your home screen from the browser gives you an experience that's almost identical to using the app.
Done in just 4 steps
Tap the "Download Android APK" button above. The file will be saved to your phone's Downloads folder — usually within 30 seconds.
Go to Settings → Security → Install Unknown Apps. Grant permission to your browser or file manager to install APK files. You only need to do this once.
Open your Downloads folder and tap the 21tbajee APK file. An Install button will appear — tap it to begin. Installation completes within 30 seconds.
When you open the app, you'll land on the login screen. Have an existing account? Enter your mobile number. New here? Sign up — takes under 2 minutes.
Tap the iOS download button above. A installation prompt will appear in Safari, or you'll be directed to the App Store.
Go to Settings → General → VPN & Device Management and trust the 21tbajee certificate. This only needs to be done once.
The 21tbajee icon will appear on your home screen. When you open it, you'll have the option to set up Face ID or Touch ID login.
After opening the app, tap Allow on notifications — this is essential for receiving match alerts, bonus updates, and withdrawal confirmations.
Many people ask — if the mobile browser covers everything, why bother with a separate app? It's a fair question. But once you use the 21tbajee app, a few differences stand out. The biggest one is speed — the app caches some data on your device's memory, so pages don't need to reload from scratch every time. On a 3G connection, something that takes 4 seconds in a browser loads in just 1.5 seconds in the app.
The second major advantage is push notifications. With the 21tbajee app installed, you'll be kept in the loop without even unlocking your phone — whether a new bonus offer is available, a match you care about is about to start, or a withdrawal has been completed. This is especially useful when multiple matches are running at the same time and you want to track every one of them.
The third point is security. The 21tbajee app lets you log in with fingerprint or Face ID — no password required. Even if someone else gets hold of your phone, they won't be able to easily access the app. You can also enable biometric confirmation for every payment.
Download the 21tbajee app and log in for the first time to claim a special welcome bonus available exclusively to app users. The amount may vary, so be sure to check the bonuses page. You'll also get a special cashback on your first deposit each day made through the app, plus weekly app-exclusive free bet offers.
During major tournaments, 21tbajee launches an exclusive leaderboard for app users. Players with the highest wagers or biggest wins receive rewards. This leaderboard is only visible within the app.
This is a common concern. Many people in Bangladesh use mid-range or older Android devices. The 21tbajee Android app is only 24 MB — very lightweight. It runs on any phone with Android 6.0 or above and works fine with as little as 2 GB RAM. It has been tested on older models including the Samsung Galaxy J series, Xiaomi Redmi, and Symphony devices.
A 4G connection is recommended for live streaming only. For betting and payments, 3G is perfectly sufficient. If your phone is low on storage, the mobile browser is a great alternative — using 21tbajee through a browser saves no files to your device.
21tbajee releases regular app updates covering new features, bug fixes, and security improvements. When an update is available, you'll get a notification as soon as you open the app. Minor updates download automatically in the background, while larger ones show a button — just tap it to download.
The app continues to work without updating, but new games or betting markets are sometimes only available on the latest version. Keeping the app up to date is good practice. iOS users are advised to enable automatic updates in the App Store.
If you'd rather not install a separate app on your phone, 21tbajee offers a PWA (Progressive Web App) option. Simply open the site in Chrome, tap the menu, and select "Add to Home Screen" — the 21tbajee icon will appear on your home screen. From then on, tapping that icon launches the site just like an app, with no browser address bar in sight. It works the same way on iPhone via Safari.
| Topic | Android | IOS |
|---|---|---|
| OS Version | 6.0+ | 13+ |
| RAM | 2 GB+ | 2 GB+ |
| Storage | 50 MB | 60 MB |
| Network | 3G+ | 3G+ |
| Streaming | 4G recommended | 4G recommended |
The 21tbajee APK file is regularly tested for security. Download it directly from this page — APKs from other sources can be dangerous.
What You Get in the App
Log in with your fingerprint or Face ID in under a second. No need to remember your password — and your account stays more secure.
Available on both Android & iOSA reminder 15 minutes before a match starts, bonus offer updates, and instant notifications when a withdrawal is completed.
Customize It Your WayThe app caches data locally — live odds, team info, and previous betting history all load faster as a result.
Smooth Even on 3GWith bKash or Nagad linked, deposits take just a single tap. No need to re-enter your number every time.
bKash · Nagad · RocketDark mode is on by default for late-night sessions. You can also adjust font size and brightness to your preference.
Easy on the EyesRotate your phone to landscape to watch live matches in full screen. You can view odds and place bets at the same time — in two separate windows.
HD QualityYour full betting history, win/loss analysis, and monthly transaction reports are all easy to view and share.
PDF Download OptionEven without an internet connection, you can view the most recently downloaded scores and results. Everything updates automatically once you're back online.
Works on limited connectivityDeposit limits, session timers, notification filters — all settings can be adjusted directly within the app.
Responsible Gaming Tools
Android vs. iOS — A Comparison
APK Download · Android 6.0+
App Store / Direct · iOS 13+
Match Start Reminder
Automatic notifications 15 and 5 minutes before your favourite teams kick off. Just select your teams in Settings.
Bonus & Offers Updates
You'll be notified when a new bonus goes live or before an existing one is about to expire.
Withdrawal Confirmation
You'll get a notification the moment funds arrive in your mobile banking account — no need to check manually.
Bet Results
Once a match ends, you'll be notified of your bet result — including the amount won if your bet is successful.
Security Alerts
Instant alerts when a login is detected from a new device or any unusual activity is identified.
Upcoming Event Reminders
A summary notification is sent the day before any major tournament or special event.
Troubleshooting
Go to Settings → Security and enable "Install from Unknown Sources" or "Install Unknown Apps." Then tap the APK file again to proceed.
Check your internet connection. If you're on Wi-Fi, try again on Wi-Fi. Clear your browser's download manager and attempt the download once more.
Go to Settings → General → VPN & Device Management, find the 21tbajee profile, and tap "Trust." The app will then open normally.
Restart your phone. If that doesn't help, uninstall the app and download it again. Also make sure your phone has at least 50 MB of free storage.
Go to Settings → Apps → 21tbajee and check that Notifications are enabled. Also verify the notification settings within the app itself.
Clear the app cache (Settings → Apps → 21tbajee → Clear Cache). Update to the latest version and close any background apps.
21tbajee only collects data strictly necessary for its betting services. We do not access your contacts, photos, or any information outside the app. All data collected is protected with 256-bit SSL encryption and is never shared with third parties. To learn more, Privacy Policy Read the page.
Download & App FAQs