Latest version v4.2.1 is now available

Download the 57c777 app and enjoy betting and lottery anytime, anywhere

Install the 57c777 app on your Android or iOS phone. No need to open a browser — just tap the app icon and you're in. Fast loading, smooth gameplay, easy deposits.

Download Android APK

Available iOS App Store

57c777

My Balance

৳ 12,580

Cricket Betting

Live Match in Progress

Lottery Draw

Tonight at 9:00 PM

New Voucher

EID2026 — ৳2,000

Slot Games

500+ Games Available

What's Inside the 57c777 App?

The app experience is far smoother and faster than any browser

Instant Loading

The app is purpose-built for mobile, so every page loads up to three times faster than a browser. Even on a slow connection, it runs without a hitch.

Push Notifications

New vouchers, live match updates, deposit confirmations — all notifications arrive on your phone instantly. You'll never miss an offer again.

Biometric Login

Log in in seconds using your fingerprint or Face ID. No need to remember a password, yet your account stays completely secure.

Dark Mode Support

Turn on dark mode for late-night sessions. It's easier on your eyes and helps your battery last longer. You can also set it to switch automatically from your system settings.

Bangla Interface

The entire app is available in Bangla — menus, buttons, help text, all of it. It's been designed with Bangladeshi users in mind from the ground up.

SSL Encrypted

All your transactions and personal data are protected with 256-bit SSL encryption. There's zero risk of data theft on the 57c777 app.

How to Install on Android?

Even without a Google Play Store listing, the 57c777 app can be installed in just a few minutes using the APK file directly.

Enable "Unknown Sources" in Settings

Go to your phone's Settings → Security (or Privacy) → and enable Unknown Sources. Without this, the APK won't install. On Samsung devices, go to Settings → Apps → Special Access → Install Unknown Apps.

Download the APK File

Tap the "Download Android APK" button below. The file will save automatically to your phone's Downloads folder. It's only 50 MB.

Open your file manager and tap the APK

Once the download is complete, open the APK file from your notification bar or file manager. Tap "Install" and grant the required permissions.

Log In and Start Playing

Once installation is complete, the 57c777 icon will appear on your home screen. Tap it to log in or create a new account.

Whenever a new version is available, you'll get an update notification directly in the app. There's no need to delete the old APK and reinstall — you can update right from within the app.

How do I install it on an iPhone or iPad?

IOS users can install the 57c777 app directly from the App Store or via a browser link.

Open Safari

You must use Safari to install the app on iOS. The process will not work from Chrome or Firefox.

Go to the 57c777 download link

Tap the "iOS Download" button below. Safari will automatically take you to the correct page.

Select "Add to Home Screen"

Tap the Share icon at the bottom of Safari, then select "Add to Home Screen." Enter a name and tap "Add" — that's all it takes.

Open directly from your home screen

The 57c777 icon will then appear on your home screen. This is a PWA (Progressive Web App) that works just like a native app.

On iPhone, the app runs in full-screen mode with no browser bar in sight, making the gameplay experience just as smooth and natural as any native app.

Download for Your Device

57c777 is fully supported on both Android and iOS

Android

Download the APK File Directly

Requires Android 6.0 (Marshmallow) or above
File size: just 50 MB
RAM: 2 GB minimum required
Installation time: 2–3 minutes
Latest Version: v4.2.1 (2026)
Updates: available from within the app

Download Android APK

Make sure to enable Unknown Sources.

IOS (iPhone / iPad)

Easy Install via Safari

Requires iOS 13.0 or later
Compatible with iPhone 7 and later
iPad Air 2 and later models supported
Safari browser required
Added to Home Screen as a PWA
Face ID and Touch ID login supported

Install on iOS

Select "Add to Home Screen" in Safari.

Feature	App	Browser
Loading Speed	Fast	Relatively Slower
Push Notifications	Yes	None
Biometric Login	Supported	Limited
Offline Caching	Yes	None
Fullscreen Gaming	Yes	None
Battery Usage	Low	High
Data Usage	Low	High

Why do millions of Bangladeshis use the 57c777 app?

Smartphones are now the most accessible form of entertainment in Bangladesh. On the street, at the office, at home — people always have their phones with them. 57c777 built their mobile app with exactly this in mind. It's not just betting — lottery, slots, Live Casino, and more are all available in one single app.

Whether you're in Dhaka, Chittagong, Sylhet, or Comilla, all you need is mobile data or Wi-Fi and the 57c777 app is ready to go. Some users place bets while watching cricket at the stadium; others check their lottery numbers between cooking — the app gives you that freedom.

Another great feature is direct bKash and Nagad deposits and withdrawals — no need to navigate to a separate page. All transactions happen right inside the app, and funds typically reach your account within 5 minutes.

The app features an exclusive welcome bonus for new users. A bonus on your first deposit plus daily login rewards — these perks are available to app users only. Once you download it, there's something extra to look forward to every single day.

The 57c777 customer support team operates in Bengali. Just tap the Live Chat option inside the app and you'll get a response within minutes. If you run into any trouble during installation, they'll walk you through it step by step.

The app's interface is designed to be intuitive enough for anyone to use, even those with limited tech experience. A short tutorial appears the first time you open it, walking you through the key features. Even users who have never tried online betting or lottery before can get comfortable with it quickly.

System Requirements: Android 6.0+ or iOS 13+, minimum 2 GB RAM, 50 MB free storage, and a stable internet connection.

Security: The 57c777 app is SSL encrypted. Your password and banking details are never shared with any third party.

Support: If you experience any issues during installation, reach out via the app's Live Chat or email. Support is available in Bengali 24/7.

Update Policy: At least one update is released every month, regularly bringing bug fixes, security improvements, and new features.

What Are Users Saying?

Real experiences from across Bangladesh

"Since downloading the app, I haven't touched a browser. Loading is so fast it doesn't even feel like I'm playing on mobile. bKash deposits go through in under a minute."

Rafi Hossain

Dhaka

"The app runs great even on my old Xiaomi. Installation took just two minutes. With push notifications on, I get alerts before a match even starts — that's the most useful feature by far."

Sadia Akter

Chattogram

"I was a bit nervous about installing the APK at first — it took me a while to find the Unknown Sources option. But as soon as I asked on Live Chat, I had my answer within minutes. Now I use it every day."

Mahbubur Rahman

Sylhet

Frequently Asked Questions

Here are answers to the most frequently asked questions about downloading the 57c777 app.

If you have more questions, visit our FAQ Page view it or reach us via live chat.

Yes, the 57c777 app is completely free to download and install. No subscription or fees required. Just download, create an account, and start playing.

APK files downloaded from the official 57c777 site are completely safe and virus-free. Never download from third-party sites. The official APK comes with a verifiable digital signature.

The 57c777 app runs on any phone with Android 6.0 (Marshmallow) or above. For the best performance, a minimum of 2 GB RAM is recommended. The app will run on 1 GB RAM devices, though Live Casino games may be slightly slower.

No. If you already have a 57c777 account, simply log in with your existing username and password. New users can register directly from within the app.

An internet connection is required for betting and lottery. However, the app can display some cached content offline and will sync automatically once you're back online.

No. When a new update is available, you'll get an automatic notification. Just tap "Update" from within the app — no need to download a separate APK.

Download the 57c777 app and enjoy betting and lottery anytime, anywhere