About 399b —
Bangladesh's Own Entertainment Stage
399b is Bangladesh's mobile-first online entertainment platform. cricket, slots, Live Casino, and Sports Betting — all in one place, in Bangla, right at your fingertips.
Who We Are and Why We're Here
399b was built with Bangladeshi players in mind. Millions across the country love cricket and have a growing passion for online gaming — yet there was no platform that offered a truly local experience. 399b was created to fill exactly that gap.
We believe entertainment should be accessible, reliable, and in your own language. That's why 399b's full interface is in Bangla, payments run through local mobile methods, and game categories are curated to match Bangladeshi tastes.
Mission & Vision
Giving every player across Bangladesh a quality, mobile-friendly entertainment platform that's simple and straightforward to use.
399b is about more than just games — we want players to enjoy a trustworthy, transparent, and fun environment. Our goal is to build lasting relationships.
Every feature and every update is shaped by user feedback and experience. Player convenience is our top priority.
What You Get at 399b
Live betting from Bangladesh team matches to international cricket leagues. Multiple betting options across football, tennis, and more.
Hundreds of slot games plus Baccarat, Roulette, and Blackjack with real dealers. Mobile-ready and fast-loading.
Available on Android and iOS. The entire platform is in Bangla — navigation, notifications, support, everything.
Deposit and withdraw directly with bKash, Nagad, and Rocket. All transactions in BDT — no foreign currency hassle.
User Security — Our Commitment
Every transaction on 399b is processed through an encrypted connection. Your personal information and financial details are never shared with any third party.
Game outcomes are determined by RNG (Random Number Generator), making every round completely independent. We strongly recommend using a strong password and keeping your login credentials private to protect your account.
Responsible Gaming is a core value at 399b. Players can set their own limits and seek support whenever they need it.
Customer Support — Always Here for You
Have a question or running into an issue? The 399b support team is ready to help. Reach out directly for payment issues, login assistance, or anything game-related.
Email us for support: [email protected]
Get quick answers to common questions FAQ Section Check there first — it already covers a wide range of questions on registration, payments, games, and account management.
- [email protected]
- FAQ
- Available 24/7
Transparent Information & Section Overview
399b believes information should be open and accessible. The platform's Terms & Conditions, Privacy Policy, and Responsible Gaming guidelines are always available on-page.
Use the links below to explore our sections and everything they offer. Each section is built with clear, detailed information in Bangla.
