The 77db app brings the full platform to your Android phone. Log in, deposit with bKash or Nagad, play your favourite games, and withdraw your winnings — all from one lightweight app that runs smoothly even on budget devices.
A lot of players in Bangladesh already use 77db through the browser, and it works fine. But once you try the 77db app, going back to the browser feels like a step backwards. The app is built specifically for mobile — it loads faster, uses less data, and keeps you logged in so you are never more than a tap away from your account.
The 77db app is designed to run well on the kinds of phones most people in Bangladesh actually own. You do not need a flagship device. As long as your phone runs Android 5.0 or above and has a stable internet connection, the app will perform well. The install file is only 18 MB, so it downloads in seconds even on a slower connection.
Every feature available on the 77db website is also available in the app. You can deposit using bKash, Nagad, or Rocket, request withdrawals, check your transaction history, claim bonuses, and play all eight games — Insect Master, Judo, Fortune Snake, Super Bingo, Space Max, West Hunter Bingo, and Dice. Nothing is locked behind the browser version.
Security in the 77db app is the same as on the website. All data is transmitted over SSL encryption, and your login session is protected. You can also enable your phone's biometric lock — fingerprint or face unlock — for even faster and more secure access to your 77db account.
New app users: If you register a new 77db account through the app, you are still eligible for the full welcome bonus on your first deposit. The bonus applies regardless of whether you sign up via the app or the website.
Already have an account? Just download the 77db app, open it, and log in with your existing mobile number and password. Your balance, history, and bonuses carry over automatically — nothing to set up again.
Since the 77db app is an APK file downloaded directly from the site, you need to allow installation from unknown sources. Go to Settings → Security → enable "Install unknown apps" for your browser. This is a one-time step and takes about 20 seconds.
Hit the Download 77db App button on this page. The APK file will start downloading to your phone immediately. It is only 18 MB so it should finish in under a minute on most connections.
Once the download is complete, tap the notification or find the file in your Downloads folder. Tap it to begin the installation. Your phone will show a confirmation screen — tap Install and wait a few seconds.
After installation, find the 77db icon on your home screen or app drawer. Open it, enter your mobile number and password, and you are in. If you are new, tap Register and create your free account in about two minutes.
| Platform | Android |
| Minimum OS | Android 5.0 (Lollipop) and above |
| File Size | 18 MB |
| Version | Latest — updated regularly |
| Language | English |
| Payment Support | bKash, Nagad, Rocket |
| Login Method | Mobile number + password |
| Price | Free |
The 77db app is not a stripped-down version of the website. Every feature is in there, optimised for your phone screen.
The 77db app is optimised to load quickly and use minimal mobile data. Even on a 3G connection, the app opens in under three seconds and games run without lag. Perfect for players who are not always on Wi-Fi.
Every game on 77db is playable through the app — Insect Master, Judo, Fortune Snake, Super Bingo, Space Max, West Hunter Bingo, and Dice. Switch between games instantly without reloading or logging in again.
Deposit and withdraw directly through the app using the payment methods you already use every day. Transactions are processed instantly and your balance updates in real time without needing to refresh.
Enable fingerprint or face unlock on your Android device and use it to log in to the 77db app instantly. No need to type your password every time — just a quick scan and you are in your account.
Get notified the moment a new bonus drops, a withdrawal is processed, or a game result is confirmed. The 77db app keeps you in the loop without you having to check manually — you will never miss a promotion again.
The 77db app uses the same SSL encryption as the website. Your login credentials, payment details, and personal information are fully protected. The app also logs out automatically after a period of inactivity.
Every game available on the 77db platform is fully playable through the app. The touch controls are designed for mobile screens, so the experience feels natural whether you are playing Dice for a quick round or grinding through a Super Bingo session.
Game results are the same as on the website — the same certified random outcomes, the same payout rates, and the same rules. Playing on the app does not change your odds or your winnings in any way.
You can also switch between games without losing your session. If you are mid-game on Insect Master and want to check your balance or try a round of Judo, just navigate back and forth freely. The app handles it without any issues.
View All GamesAll game outcomes use certified RNG — same on app and website.
Your balance updates instantly after every game round and transaction.
Optimised for mobile data — no Wi-Fi required to play smoothly.
Reach the 77db support team directly from inside the app, 24/7.
18 MB. Free to download. Works on any Android 5.0+ device. Your games, your balance, and your withdrawals — always in your pocket.
18+ only | Play responsibly | Need help? Email [email protected]