Mobile App

Download the 666c App — On Android & iOS Full Bangla Experience

Anytime, anywhere — get live betting, casino, lottery, and instant bKash payments on the 666c mobile app. Free to download, with a ৳200 free bet on your first install.

Android 6.0+ iOS 13.0+ Free Download Bangla Interface
666c
5M+
Total Downloads
4.7★
Average Rating
48MB
App Size (Android)
Weekly
Update Cycle

Choose Your Device

The 666c app is available on both Android and iOS. Download below based on your phone's operating system.

Most Popular
Android App
Download directly as an APK file — no Play Store required.
File Size: 48 MB
Minimum OS: Android 6.0 (Marshmallow)
Architecture: ARM64 & ARMv7
Last Updated: Version 4.2.1
Install Bonus: ৳200 Free Bet Credit
Android APK Download
Before downloading, enable "Unknown sources" in your device Settings
iOS New
iOS App
A seamless experience on iPhone and iPad, with Touch ID and Face ID support built in.
File Size: 62 MB
Minimum OS: iOS 13.0
Compatibility: iPhone 8 and Later
Last Updated: Version 4.2.1
Install Bonus: ৳200 Free Bet Credit
iOS App Download
Install from the App Store — no special settings needed
You Can Also Play in a Web Browser
No app needed — open 666c.world directly in Chrome, Firefox, or Safari and play instantly. All features are fully available.
Play in Browser

What Makes the 666c Mobile App Different?

Most people in Bangladesh access the internet on their phones. Not everyone has the time or convenience to open a computer just to visit a betting site. The 666c mobile app was built with exactly that reality in mind — so every feature is easy to use on a small screen, with lower data consumption and faster loading times.

One of the app's biggest advantages is push notifications. Whether odds shift before a match, your bet settles, or a new bonus offer drops — you get notified instantly. With the app on your phone, you'll never miss a critical moment.

The 666c app includes a Data Saving Mode that reduces image and video quality slightly to cut data usage by 40%. This is especially useful in rural areas or where network coverage is weak. Even on a slow connection, live odds keep refreshing — the app is specifically optimized to handle those conditions.

The 666c app connects directly with bKash and Nagad. You don't need to leave the app and switch to a mobile banking app to deposit or withdraw — the entire transaction is completed within 666c. It saves time and reduces the risk of payment errors.

App Security
Every 666c APK file goes through third-party security testing before each release. It contains no malware, spyware, or unauthorized data collection. Only download from the official 666c page.
666c
App Quick Facts
  • Full Bangla Support
  • Dark Mode Support
  • bKash/Nagad In-App Payment
  • Live Streaming Support
  • Offline Score Caching
  • Face ID / Fingerprint Login
  • Data Saving Mode
  • Push Notifications

How to Install on Android

Installing the 666c APK is straightforward — just a few simple steps.

1
Grant Permission in Settings
Open your Android phone's Settings, go to "Security" or "Privacy", and enable "Unknown sources" or "Install unknown apps". You only need to do this once.
2
Download APK
Tap the "Android APK Download" button on this page. The file 666c_app.apk will be saved to your Downloads folder.
3
Open File Manager
Go to your Downloads folder, locate the 666c_app.apk file, and tap on it. Tap the Install button to begin the installation.
4
Open the App & Log In
Once installation is complete, the 666c icon will appear on your home screen. Open the app, log in to your account, and claim your ৳200 free bet.

Steps to Install on iOS

1
Tap the iOS Download Button
Tap the "Download iOS App" button on this page and you'll be taken directly to the 666c page on the App Store.
2
Install from the App Store
Tap "Get" or "Install" on the App Store, verify with your Apple ID, and the download will begin automatically.
3
Set Up Face ID / Touch ID
When you open the app for the first time, it will ask permission to enable Face ID or Touch ID for quick login. Turn it on and every future login takes just one second.
4
Log In & Claim Your Bonus
Log in to your account. Make your first deposit through the app and ৳200 in free bets will be credited automatically.

Key App Features

Everything in the 666c mobile app is built with Bangladeshi users in mind — every feature designed for how you actually play.

Live Betting Notifications
You'll get instant push notifications when your favorite team's match kicks off, when odds shift significantly, or when an in-play opportunity arises.
Biometric Login
No more typing your password every time. Log in in seconds with your fingerprint or Face ID — fast and secure.
Live Streaming
Watch selected matches live right in the app. Your bet slip and scoreboard stay on the same screen — no need to switch between apps.
In-App bKash / Nagad
No need to leave the app to deposit or withdraw. Complete payments via bKash, Nagad, or Rocket without ever stepping outside 666c.
Mobile Analytics Dashboard
Match stats, odds graphs, and form guides are all optimized for mobile screens — easy to read and follow on a small display.
Dark Mode
A dark theme that's easier on the eyes at night. It switches automatically based on your system settings, or you can turn it on manually.
666c

What bonus do you get for downloading the app?

The 666c mobile app actually offers a little more than the web version. Simply install the app and log in for the first time, and ৳200 in free bet credit is automatically added to your account. The credit can be used on any Sports Bet — if you win, the full amount is transferred to your real balance.

App users also get access to exclusive deals available only on mobile. Every week, a "Mobile Only Offer" is sent via push notification — usually an extra cashback or an odds boost on a selected match. Users who stay signed in to the app regularly never miss these offers.

During Eid, Pohela Boishakh, and other special occasions, the 666c app features exclusive themes and bonus offers. Last Eid, app users received an extra 50% deposit bonus that was not available on the web. To catch these seasonal offers, make sure notifications are enabled in the app.

৳200 Free Bet Mobile-Only Offer Eid Special Bonus Odds Boost Weekly Cashback

Web vs. Mobile App — What Each Offers

Both platforms are great, but the app comes with a few exclusive perks you won't find on the web.

Features Web Browser Android App iOS App
Sports Betting Yes Yes Yes
Live Casino Yes Yes Yes
Push Notifications Limited Full Support Full Support
Biometric Login No Yes Yes
Mobile Exclusive Bonus No Yes Yes
Data Saving Mode No Yes Partial
In-App bKash / Nagad Limited Full Full
Loading Speed Network-Dependent Optimized Optimized

System Requirements

Check your phone's specs below to confirm the 666c app will run smoothly on your device.

Android Requirements
  • OS VersionAndroid 6.0 or above
  • RAMMinimum 2 GB
  • Storage60 MB Free Space
  • Internet3G or above (4G recommended)
  • ProcessorARM64 or ARMv7
iOS Requirements
  • OS VersioniOS 13.0 or Above
  • DeviceiPhone 8 and Later Models
  • Storage80 MB Free Space
  • Internet3G or above (4G recommended)
  • iPadiPad Air 2 and later
Having Trouble?
If you run into installation issues, restart your phone and try again. If you see a "Parse Error" on Android, uninstall the previous version first. If the problem persists, Help Centeror contact us directly via Live Chat.
666c

Latest Update History

The 666c app is updated regularly. Every release brings new features, performance improvements, and bug fixes.

v4.2.1
June 2026
Faster bKash Payments
In-app bKash payment processing time reduced by 15 seconds. Full compatibility with Android 14 confirmed. Live streaming buffering issues resolved.
v4.2.0
May 2026
Dark Mode & Data Saving Mode Enabled
Brand-new dark theme added. Data Saving Mode reduces data usage by 40%. New pitch map added to the cricket analysis panel.
v4.1.3
April 2026
eSports Betting Improvements
PUBG Mobile and Free Fire leagues added. eSports live score feed now faster. New customization options for odds alerts.
v4.1.0
March 2026
Face ID Login & New UI
Face ID on iOS and fingerprint login on Android are now live. New home screen design, faster navigation, and a live ticket tracker in the Lottery section.
4.7★
Average User Rating
"The 666c app is way faster than the others I've tried. Not a single crash during a live match." — Rafi, Chittagong
"Depositing from bKash takes just 2 minutes. Withdrawals are just as easy." — Sumaiya, Dhaka

Download the 666c App Now

Free to install, ৳200 free bet on your first download — Bangladesh's fastest betting app, right in your hands.

18+ | Play Responsibly | Completely Free to Download

FAQ

Answers to some of the most frequently asked questions about the app and bonuses.

There's no need to claim the welcome bonus separately — once you make your first deposit after registering, a 150% bonus is automatically credited to your wallet. For example, deposit ৳1,000 and your total balance becomes ৳2,500. The bonus carries a wagering requirement of 8x the bonus amount before withdrawal. If your first deposit is made through the mobile app, you'll also receive an additional ৳200 free bet credit, visible directly in your "Bonus" wallet. The bonus is valid for 30 days from the date of deposit.

The 666c support team is available 24 hours a day, seven days a week. The fastest way to reach them is via the live chat button in the bottom-right corner of the app or website — a Bengali-speaking agent typically responds within 2–5 minutes. To contact by email, write to support@666c.world; expect a reply within 4–6 hours on business days. For urgent matters such as withdrawal issues or a locked account, live chat is the most effective option. The support team is fully fluent in Bengali, so there's no language barrier.
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