The 555bb app brings the full casino experience to your Android phone. Live casino tables, keno draws, coin games, ultra treasure slots, bingo adventure, fishing games and MG Live — all in one lightweight app built for Bangladesh players. Deposit and withdraw in BDT via bKash, Nagad or Rocket without ever leaving the app.
Free to download. 18+ only. Please gamble responsibly.
Installation Guide
The whole process takes under two minutes on any Android phone. Follow these steps and you will be playing in no time.
Before downloading the app, make sure you have a 555bb account. If you are new, click Register and fill in your mobile number and password. It takes about 90 seconds. Existing players can skip straight to step two.
Because the 555bb app is an APK file, you need to allow your phone to install apps from outside the Play Store. Go to Settings → Security → Unknown Sources and toggle it on. On newer Android versions, you may be prompted to allow this when you open the APK file directly.
Tap the Download App button on this page. The APK file is under 25 MB so it downloads quickly even on a standard mobile data connection. Wait for the download to complete before moving to the next step.
Open your phone's Downloads folder or tap the notification that appears when the download finishes. Tap the 555bb APK file and follow the on-screen prompts to install. The installation takes about 20 seconds.
Open the 555bb app, enter your mobile number and password, and you are in. Your account, wallet balance and game history are all synced from the website so everything is exactly where you left it.
Tip: Tick "Remember Me" on the app login screen so you only need to enter your details once. The app will keep you logged in securely between sessions.
The official 555bb app for Android. Free to download, no subscription required. All games, wallet and support included.
Download 555bb App (APK) Register Free Account First| Platform | Android |
| Minimum Android Version | Android 6.0 (Marshmallow) |
| Recommended Version | Android 10 or above |
| Download Size | 24.8 MB |
| Storage Required | ~50 MB after install |
| Internet Connection | 4G / Wi-Fi recommended |
| RAM | 2 GB minimum |
| Price | Free |
iOS / iPhone users: The 555bb app is currently available for Android only. iPhone users can access the full 555bb platform through the Safari mobile browser at 555bb.net — the site is fully optimised for iOS.
App Features
One app, every game, your full BDT wallet and round-the-clock support — here is what you get when you download 555bb.
Every game on the 555bb platform is available inside the app — live casino tables with real dealers, keno draws, ultra treasure slots, coin games, bingo adventure, fishing kui li and MG Live. No game is locked behind a browser-only restriction. Open the app, pick a game and start playing immediately.
Your 555bb wallet inside the app holds your balance in Bangladeshi Taka. Deposit via bKash, Nagad or Rocket in seconds without switching apps. Withdrawals are processed to the same mobile banking account you used to deposit. The entire payment flow is built into the 555bb app so you never need to open a browser.
The 555bb app sends push notifications directly to your phone when a new bonus is available, when a promotion is about to expire or when your withdrawal has been processed. You will never miss a reload bonus or a limited-time cashback offer again. Notifications can be customised in the app settings.
The 555bb app loads games faster than the browser version because it caches assets locally on your device. Live casino streams open in under three seconds on a 4G connection. Keno draws and slot games load almost instantly. If you have been playing 555bb on a browser, the app will feel noticeably quicker from the first session.
The 555bb app uses 256-bit SSL encryption for every session. Your login credentials are stored securely on your device using encrypted local storage — not in plain text. Enable the Remember Me option and the app will keep you logged in between sessions so you can jump straight into a game without typing your password every time.
The 555bb live chat support widget is built directly into the app. Tap the support icon from any screen and a real agent will respond within minutes, 24 hours a day, seven days a week. Whether you have a question about a game result, a payment delay or your account settings, help is always one tap away inside the 555bb app.
Full Guide
The 555bb app is the most convenient way to play online casino games in Bangladesh. Whether you are on your lunch break in Dhaka, commuting in Chittagong or relaxing at home in Sylhet, the 555bb app puts the full casino platform in your pocket. This guide covers what the app offers, how it compares to the browser version, how to install it safely and what to do if you run into any issues.
Most 555bb players in Bangladesh use their smartphones as their primary device. The 555bb app is built with this in mind. The interface is designed for smaller screens — buttons are large enough to tap accurately, game tiles are clearly labelled and the wallet section is always one tap away from any screen. The app also handles variable internet speeds better than a browser, which matters when you are on a mobile data connection that fluctuates between 3G and 4G.
The 555bb app also integrates directly with bKash and Nagad, the two most popular mobile banking apps in Bangladesh. When you tap Deposit inside the 555bb app, you can complete the payment without switching to another app or copying account numbers manually. The process is smooth, fast and familiar to anyone who already uses bKash or Nagad for everyday payments.
Did you know? The 555bb app is under 25 MB — smaller than most social media apps. It installs in about 20 seconds and does not take up much storage on your phone.
Both the 555bb app and the browser version give you access to the same games, the same wallet and the same bonuses. The difference is in the experience. The app loads faster, sends push notifications, saves your login session and feels more responsive on a touchscreen. The browser version is better if you are on a device where you cannot install APK files, such as an iPhone or a work computer.
For regular 555bb players in Bangladesh, the app is the better choice. Once you install it, you will find yourself opening it the same way you open bKash or Facebook — it becomes part of your daily routine. The push notifications alone are worth it, because they alert you to bonuses that you might otherwise miss if you only check the website occasionally.
Yes. The 555bb app is the official app from 555bb.net. It is distributed as an APK file because it is not listed on the Google Play Store — this is common for online casino apps in Bangladesh and across Southeast Asia. The APK file is scanned for malware before distribution and uses the same SSL encryption as the website. Millions of players across the region install casino apps this way without any issues.
To stay safe, always download the 555bb app from the official 555bb website at 555bb.net. Do not download the app from third-party websites, Telegram groups or links shared on social media — these may be modified versions that could compromise your account. The only safe source for the 555bb app is this page.
The 555bb app download link on this page points to the official, verified APK file. Always check that you are on 555bb.net before downloading. Look for the padlock icon in your browser address bar.
Every game on the 555bb platform is available in the app. Here is a quick overview of what you can play:
Most issues with the 555bb app are easy to fix. Here are the most common problems and their solutions:
If you cannot resolve an issue with the 555bb app, the support team is available 24/7 via live chat inside the app or on the website. Describe your issue clearly and include your registered mobile number so the agent can look up your account quickly.
The 555bb app includes the same responsible gaming tools as the website. You can set daily, weekly or monthly deposit limits directly from the app settings. You can also set session time reminders so the app notifies you when you have been playing for a set amount of time. If you ever feel that your gambling is becoming a problem, use the self-exclusion tool in the app or visit the Responsible Gaming page for more information and support resources.
555bb is committed to providing a safe and enjoyable gaming environment for all players in Bangladesh. The app is intended for players aged 18 and above only. Please play responsibly and within your means.
Register a free 555bb account first, then download the app and log in to start playing.
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Real feedback from players across Bangladesh who use the 555bb app every day.
256-bit encryption on every session and transaction
Official app file scanned and verified before distribution
Live chat agents available around the clock inside the app
bKash and Nagad payments credited in under 60 seconds
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