The gb77 app is free on both Android and iOS. With a lightweight footprint, fast performance, and a fully localized interface, it offers Bangladeshi gamers a truly tailored experience.
Our app is more than just a gaming tool — it's a complete gaming ecosystem built with Bangladeshi players in mind.
The app launches in just 1–2 seconds and runs smoothly even on weak network connections.
Everything from the menu to notifications is in Bangla, so every step feels straightforward.
Place bets live with real-time odds updates as the match unfolds.
Instant deposits and withdrawals via Mobile Banking, Nagad, Rocket, and all major mobile banking services.
Get instant updates on big matches, bonus offers, and results — delivered straight to your phone.
Log in securely in just one second using fingerprint or Face ID.
Mobile internet usage in Bangladesh is growing rapidly, and so is the demand for online gaming and betting. gb77 has built an app fully optimized for mobile users, designed with exactly that demand in mind.
One of the biggest advantages of our app is that it's fully functional within just 30 MB. That means gb77 runs smoothly even on phones with limited storage or RAM. From older Android devices (Android 6.0+) to the latest smartphones, performance stays consistent across the board.
Log in to the gb77 app and instantly access betting on cricket, football, badminton, and 20+ other sports. You'll also find hundreds of Live Casino games — roulette, baccarat, Dragon Tiger, and popular fish games — all in one app, no browser needed.
The gb77 app's payment section is built specifically for Bangladesh. Mobile Banking, Nagad, and Rocket — the three most popular mobile banking services — are all supported directly in the app. Deposits take just three taps, and winnings are delivered straight to your mobile wallet within 3–5 minutes.
On the security side, the gb77 app uses SSL-256 encryption. Your login credentials, transaction history, and personal information are all stored in fully encrypted form. And with biometric login, you never have to worry about forgetting your password.
Another standout feature is live streaming. Many major matches can be watched directly in the gb77 app — and you can place bets as you watch. It's a completely different experience from any other betting site, because the information and the decision are both right in your hands.
No matter which phone you use, the gb77 app works seamlessly. See the full details for both platforms below.
Step-by-Step Guide
No tech expertise required. Just follow the steps below and you'll be up and running on the gb77 app in about five minutes.
Tip: Before installing the APK, Android users need to enable "Install from unknown sources" in their phone's settings.
Go to the gb77 download page and select the Android APK or iOS link for your device. The download will begin in just a few seconds.
On Android, tap the downloaded APK file and press "Install". On iOS, install the profile and then launch the app.
Already have an account? Just log in. New here? Sign up in under 2 minutes with your mobile number — it's free, and you'll receive a welcome bonus.
Deposit using your preferred mobile banking service and head straight to your favorite game or betting section.
Check the list below to see if your device supports the gb77 app.
| Subject | Android | IOS |
|---|---|---|
| Minimum OS Version | Android 6.0 (Marshmallow) | IOS 13.0 |
| File Size | 28 MB | 30 MB |
| Minimum RAM | 2 GB | 2 GB |
| Internet Connection | 3G / 4G / WiFi | 3G / 4G / 5G / WiFi |
| Biometric Login | Fingerprint | Face ID & Touch ID |
| Language Support | Bangla, English | Bangla, English |
| Installation Method | APK Sideload | Profile Installation |
| Auto Update | In-App Notifications | In-App Notifications |
Register for the first time and get a 100% welcome bonus. Join now and kick off your gaming journey on the gb77 app.