Cricket, football, Live Casino – all in one app. Bet from anywhere, at any time. Installation takes just 2 minutes.
The mobile app isn't just a scaled-down version of the website – it's an entirely different experience.
Loads 3x faster than a browser. When odds change during a live match, updates appear instantly — no page refresh needed.
Before kick-off, on a goal, on a wicket — the ja77 app keeps you updated in real time. Never miss a moment from your favorite team.
Watch selected matches live right inside the app. Bet as you follow the action – all on one screen.
Deposit and withdraw via bKash, Nagad, Rocket, or any supported method. With saved payment methods in the app, transactions are done in just two taps.
Log in with fingerprint or Face ID — no more typing passwords, and your account stays more secure.
Dark Mode is easy on the eyes during late-night sessions. The ja77 app switches modes automatically based on your system settings.
All your bets in one place. See which markets give you the best win rate and track your profits or losses with clear graphs.
App users get access to exclusive offers and bonuses not available on the website. Check regularly so you don't miss out.
The ja77 app runs smoothly on weak internet connections anywhere in the country. Live odds keep updating even in data saver mode.
Android or iOS – the ja77 app works on both. Pick your device.
Visit the ja77 website or registration page to create an account. If you already have one, just log in directly.
After logging in, click the "Download App" or "Android APK" button. The file will be saved to your phone's Downloads folder.
Go to Settings > Security (or Privacy) > Install Unknown Apps and grant permission to your browser or file manager. It's a straightforward process and completely safe.
Tap the downloaded ja77.apk file, then tap "Install". The installation completes in just a few seconds.
After installation, you'll find the ja77 icon on your home screen. Tap it, log in to your account, and start betting.
During APK installation, Google Play Protect may show a warning — this is normal. Click "Install Anyway". The official ja77 APK is completely safe.
| Android System Requirements | |
|---|---|
| Android Version | 5.0 or above |
| Storage | Minimum 5 MB Free |
| RAM | 1 GB or More |
| Internet | 2G / 3G / 4G / WiFi |
| File Type | .APK |
| Price | Free |
| Update | Auto Update |
Open Safari on your iPhone or iPad and go to ja77.ws. PWA installation isn't supported on Chrome or Firefox, so Safari is required.
Tap the Share icon at the bottom center of your screen (the icon with an arrow pointing up from a rectangle).
Scroll through the share menu, find "Add to Home Screen", and tap it. When prompted for a name, enter "ja77".
Tap the "Add" button in the top right. The ja77 icon will be added to your home screen.
From now on, tapping the ja77 icon on your home screen will give you a full-screen, app-like experience.
Push notifications are supported on iOS 16.4 and above. After adding to your home screen, open the app and enable notifications – so you never miss a match update.
| IOS System Requirements | |
|---|---|
| IOS Version | 14.0 or above |
| Device | IPhone / iPad |
| Browser | Safari (Required) |
| Storage | Minimal (PWA) |
| Notifications | IOS 16.4+ |
| Price | Free |
| Update | Automatic |
Both options work — but here's what you should know.
Many people assume mobile betting apps mean lag and crashes. With ja77, it's a completely different story. The app is built with Bangladesh's mobile network realities in mind – where 4G isn't always available, data costs are high, and older phones are still widely used.
The biggest challenge in live betting is how fast odds update. On the ja77 app, odds refresh every second – using very little data. This keeps live betting smooth even on a 3G connection.
One of the biggest advantages of the ja77 app is that it only loads the data you actually need in the background — no wasted bandwidth on images or unnecessary elements. A typical live betting session uses just 2–3 MB of data, compared to 8–10 MB on a browser.
The ja77 app installs on any device running Android 5.0 or above. It runs smoothly without crashing even on phones with 2 GB RAM. Any Android phone from 2017 onward should handle it with no trouble.
Many apps drain your battery fast when you're following live matches. The ja77 app includes battery optimisation — you still get notifications when the screen is off, without unnecessary power consumption.
A common problem for bettors is that a laptop or computer isn't always within reach. At a crucial moment in a match — whether you're out or at the office — a mobile app is the only way to place a quick bet. ja77 built their mobile app with exactly this reality in mind.
Smartphone use in Bangladesh keeps growing, and for many people it's their only way to access the internet. The ja77 app is built with that in mind — easy to read on small screens, large buttons, and a clean layout you can navigate comfortably with one hand.
One thing worth noting: many betting platforms look great but freeze up during live betting. That's not an issue with ja77. Whether it's live cricket or football, the app keeps pace as odds shift second by second.
When you open the ja77 app, you'll immediately see a list of ongoing and upcoming matches. Cricket, football, tennis, badminton — all events are organised by date and time. Tap any match to expand all its markets: match winner, total runs, over/under, player performance — everything on one screen.
The casino section features live dealer games like Baccarat, Roulette, and Blackjack, plus slots. You'll also find fan favourites like Andar Bahar and Teen Patti — hugely popular among players in Bangladesh.
You can enter the lottery directly from the app. When results are announced, you'll get a push notification — no need to check manually.
Concerns about payments on a betting platform are completely understandable. On the ja77 app, both deposits and withdrawals are straightforward. Save your bKash number once and future payments only need your PIN. The same convenience applies to Nagad and Rocket.
Withdrawals are a common concern. With a verified ja77 account, funds typically reach your bKash within 1 to 3 hours. It may take a little longer at night, but rarely more than 24 hours.
Many users are hesitant about entering login details on a mobile app. The ja77 app uses SSL encryption, meaning your login credentials and payment data are fully encrypted in transit. With biometric login enabled, your password is never stored on the device – so even if someone gets hold of your phone, they can't access your account.
Two-Factor Authentication can be enabled on your ja77 account. Once active, logging in from a new device will send an OTP to your phone number. It adds a small extra step, but significantly improves your account security.
Only download the APK from the official ja77.ws link. Downloading from third-party sites is not safe.
The most frequently asked questions about downloading and using the ja77 app.