Android or iOS — whichever you use, u777 has you covered
Download the APK file directly. Can't find it on the Google Play Store? No problem — install it safely from the official site.
An app optimized for iPhone and iPad users. Download it from the App Store or play instantly in your mobile browser.
How to easily install an APK from unknown sources
Click the download button above. The file will be saved to your phone's Downloads folder.
Go to Settings → Security → Unknown Sources and turn it on. This is only needed for this installation — you can turn it off afterwards.
Open your File Manager and tap the u777.apk file. Then tap Install.
Once installation is complete, tap Open. The u777 icon will appear on your home screen.
If you already have an account, log in — otherwise, register. Your balance and games will all be exactly as you left them.
Security guaranteed: The u777 APK is virus-free and served directly from our official servers. Before installing, verify the file name and its source. Do not download the APK from any third-party sites.
What You Get in the App That You Don't Get in the Browser
Which Devices Can Run the u777 App
| Category | Android | IOS |
|---|---|---|
| Minimum OS | Android 6.0 | IOS 13.0 |
| RAM | 2 GB or more | 2 GB or more |
| Storage | 50 MB free space | 60 MB free space |
| Processor | ARM Cortex-A53 or above | Apple A9 or above |
| Internet | 3G / 4G / Wi-Fi | 3G / 4G / Wi-Fi |
| Screen resolution | 720×1280 or higher | Retina Display |
| File size | 32 MB | 38 MB |
| Update method | From Within the App | App Store |
For the best experience with Live Casino and HD video streaming, a device with 4 GB RAM and a 4G connection is recommended.
Scan with your camera to go straight to the download page
V4.2.1 · 32 MB
V4.2.0 · 38 MB
Use your phone's camera app to scan the QR code. No separate QR scanner app is needed.
Find out which option works best for you
What changed in each version
From Real Experience
I used to play on the browser, but once I switched to the app, the difference was clear. Live Casino is much smoother, and push notifications mean I never miss a promotion.
Having to enable Unknown Sources during installation was a bit nerve-wracking at first. But once it was installed, everything ran smoothly. The built-in live scorecard feature for cricket betting is genuinely great.
The app runs really well on iPhone. I especially like logging in with Face ID. The slots experience is much better than playing in a browser.
A large portion of internet users in Bangladesh do everything on their smartphones. Whether commuting to work, on a break, or relaxing at home — mobile is the most accessible device people have. With that reality in mind, u777-'s app is built with a fundamentally different approach from old-school platforms designed only with desktop users in mind.
Many users find the Android APK installation process a little confusing the first time around. It's completely normal to feel uncertain about the step involving Unknown Sources. But it's really not as complicated as it seems. The key point is — downloading the APK from u777's official website carries no security risk. The file is digitally signed and clean, with no third-party code.
Depositing via bKash and Nagad on the mobile app deserves a special mention. On the browser, payment gateway redirects can sometimes run into issues. The app handles these redirects natively, making payments far more reliable. User feedback consistently shows a significantly lower deposit failure rate on the app compared to the browser.
The app's push notification feature is especially useful for anyone who tends to miss promotions. u777 regularly runs flash offers that expire within the hour. With notifications enabled, you won't miss those windows. You can also choose to receive only specific types of notifications — for example, deposit-related alerts only, or cricket match updates only.
The built-in live scorecard inside the app is a real advantage when betting on cricket. No need to switch to a separate score app — run rate, wickets, and overs are all visible right from the betting screen.
For iOS users, downloading the u777 App Store version is straightforward — it's available directly on the App Store with no extra settings to change. Once you set up Face ID or Touch ID login on your iPhone, you'll never have to remember your password again.
A lot of users wonder whether the u777 app will run properly on older phones. It works on any device running Android 6.0 or above, even with just 2 GB of RAM. That said, Live Casino HD streaming does require a bit more from your device. On older phones, video quality is automatically reduced when running Live Casino to keep gameplay smooth. Slots and Sports Betting run without any issues on older devices.
The app receives regular updates, and the entire update process is automatic. On Android, opening the app when a new version is available shows a small notification — one tap and it's done, no need to download a new APK manually. On iOS, enabling automatic updates in the App Store makes it even easier.
Another major advantage of the u777 app is its low mobile data consumption. The app caches graphics and UI elements locally, so it doesn't need to reload them from the server every time. Even in rural areas with slower connections, slots and Sports Betting run smoothly.
Common Issues & How to Fix Them
The APK file did not download correctly — please check your internet connection and download it again. This issue is almost always caused by an incomplete download.
Unknown Sources is not enabled. Go to Settings → Security → Unknown Sources and turn it on. On older Android devices, this option may be found under Settings → Apps → Special App Access.
Restart your phone and try again. If that doesn't work, uninstall the old version and do a fresh install.
Clear the app's cache — go to Settings → Apps → u777 → Storage → Clear Cache. Then try again on Wi-Fi or 4G.
Tap the refresh icon at the top of the app. If your connection is stable, your balance will update automatically.
After a certain point, older versions become incompatible with our servers. Download and install the latest APK to stay up to date.
For any other issue Help Centre Reach out via live chat — support is available 24 hours a day.
Questions from our members