At home or on the go — the 666d app lets you place live bets, check score updates, and make deposits all in one place. Available on both Android and iOS.
* Registration required to download
All the power of desktop, now in the palm of your hand — faster and easier than ever.
Real-time odds updates — place your bet at any moment during a match. Orders confirmed within seconds.
Live scores, wicket updates, and match analysis for cricket, football, badminton, and more.
Deposit or withdraw funds via mobile banking or bank transfer directly from the app. Done in just a few taps.
Get timely notifications for bet results, bonus offers, and match start reminders. Never miss a thing.
Log in fast and securely with your fingerprint or Face ID — no password typing needed.
Switch on Dark Mode for a more comfortable viewing experience at night. It uses less battery and is easier on your eyes.
Most people today prefer doing everything from their phones. Banking, shopping, entertainment — mobile apps are the go-to for all of it. Betting is no different. Opening a browser, navigating to the site, logging in, then placing a bet — the whole process is much smoother and faster on an app.
The 666d app is built with Bangladeshi users in mind. Everything is available in Bengali, mobile banking payments are seamless, and the interface is intuitive enough that first-time users can get started without much hassle. Cricket match in progress? Pull out your phone and place a live bet on the spot — that's exactly what the 666d app is designed for.
Many users wonder — do I really need a separate app? You can get by without one. The 666d mobile website works fine too. But the app offers certain advantages you won't find on the website. Here's a quick comparison:
| Features | 666d App | Mobile Website |
|---|---|---|
| Loading Speed | Much faster | Relatively slower |
| Push Notifications | Yes | No |
| Biometric Login | Yes | No |
| Dark Mode | Yes | Limited |
| Offline score viewing | Limited Support | No |
| Battery Usage | Lower | More |
Installing the 666d app is straightforward. The steps differ slightly for Android and iOS — both are covered below.
Go to Android Settings → Security → enable "Install from Unknown Sources". This is a one-time step required to install the 666d APK.
Log in or register for a 666d account. From the dashboard, click the "Download Android APK" button.
Once the download is complete, tap the file from your file manager or the notification bar.
Tap "Install" and the installation will be done in seconds.
The 666d icon will appear on your home screen. Tap it and log in.
The 666d app for iOS must be installed via Safari. Other browsers will not work.
Open 666d.si/app in Safari and log in to your account. The iOS download link will appear there.
Tap the Share button at the bottom of Safari (the box with an arrow pointing up).
Scroll down to find "Add to Home Screen" and tap it.
Now open the app directly from your home screen — it works just like a native app.
Live betting means placing bets while a match is in progress — where every millisecond counts. On the 666d app, live odds update in real time. No browser page refreshes needed; the app keeps everything current automatically.
Picture this: Bangladesh vs. India T20, last over, Bangladesh need 20 runs to win. The odds are shifting by the second. With the 666d app, you see those changes in real time and can act immediately. By the time a browser page loads, the odds have already moved.
The 666d app also lets you track multiple matches at the same time. Placing a parlay bet? View the scores of three separate matches on a single screen. It's a bit cumbersome in a browser, but effortless in the app.
A common concern is whether personal data stays safe after installing the app. All data transfers in the 666d app are protected with SSL encryption. Your payment details are never stored on your phone — every transaction is processed securely on the server.
With biometric login, your fingerprint or face data is never transmitted anywhere — it simply uses your phone's built-in security system to unlock your account. So even if you lose your phone, no one else can easily access your 666d account.
For added security, it is recommended to enable two-factor authentication (2FA) on your account. When enabled, a verification code is sent to your phone each time you log in, and you will need to enter it to access your account.
Available free on Android and iOS. Register to get your download link.