Who is 399d and what sets us apart?
399d is more than just an online gaming platform — it's a place where thousands of people across Bangladesh put their trust. We believe online gaming should be safe, transparent, and accessible to everyone. That belief is what started 399d's journey.
Most people in Bangladesh use smartphones, rely on mobile banking, and increasingly turn to digital platforms for entertainment. 399d is built with that reality in mind — in Bangla, with Bangladesh-friendly payment methods, and a deep understanding of what Bangladeshi users need.
We don't just offer games — we deliver a complete gaming experience. From slots to Live Casino, Sports Betting to bingo, everything is under one roof at 399d. And throughout the whole journey, our 24/7 Bangla-language support team has your back.
The history and growth of 399d
399d started with a small dream — to build a world-class online gaming platform in Bangladesh where local players could feel right at home. That dream is now a reality.
Our mission and philosophy
399d's core mission is to give every gaming enthusiast in Bangladesh a reliable and enjoyable environment. We believe gaming is a form of entertainment — it should never be a source of stress or anxiety.
Our philosophy rests on three core pillars. First, Transparency — every rule and condition is presented clearly, with no hidden fees or terms. Second, Security — your account, personal data, and funds are secured with the highest level of encryption. Third, Responsibility — we are committed to building a culture of responsible gaming.
Joining 399d means more than opening an account on a platform — it means becoming part of a community. Our users compete against each other in tournaments, battle it out on leaderboards, and share tips with one another.
What makes us different
Why thousands of people in Bangladesh choose 399d
Maximum Security
SSL encryption and 2-factor verification keep your account and funds 100% secure. 399d never shares your information with third parties.
Fast Payments
Supports all popular mobile banking options including Mobile Banking, Nagad, and Rocket. Deposits are instant, and withdrawals are typically completed within 30 minutes.
500+ Diverse Games
The best games from world-class providers — including NetEnt, Playtech, and Microgaming — all in one platform. New games are added every month.
24/7 Bangla Support
Get help in Bangla whenever you need it. Our team is available across all channels — live chat, email — and always ready to assist.
Exciting Bonuses
Welcome bonuses, cashback, free spins, and loyalty points — playing at 399d always comes with extra rewards.
Mobile-First Experience
Both Android and iOS apps are fully optimized. Games run smoothly even on slow connections, with a data saver mode built in with Bangladeshi users in mind.
Our team and culture
Behind 399d is an experienced and dedicated team. Our staff includes seasoned gaming industry professionals, technology engineers, cybersecurity specialists, and customer support experts — all working toward one goal: making your gaming experience the best it can be.
We believe a strong work culture leads to a better product. The 399d team always takes user feedback seriously and continuously works to improve the platform.
Arif Rahman
12 years of experience in the gaming industry
Sumaiya Akter
Security & Platform Architecture Specialist
Tanvir Hasan
Game curation and provider relationship management
Nazneen Sultana
Leads the customer service team in Bangla
Our core principles
Transparency
Every rule, term, and fee is communicated clearly. No hidden charges, no misleading offers.
Security
Every transaction and piece of personal data is protected using the most advanced encryption technology available.
Responsibility
Responsible gaming is not just a policy for us — it's a culture. We want everyone to enjoy themselves in a healthy way.
Community
399d is more than a platform — it's a community where everyone plays with respect and shares in the joy of winning.
399d — Bangladesh's best online gaming experience
Payment & Security
399d understands how essential mobile banking is in Bangladesh. That's why we support Mobile Banking, Nagad, Rocket, and other local payment methods. Deposits are instant, and withdrawals are typically completed within 15–30 minutes.
Our security systems are active around the clock. Every login, transaction, and game session is monitored. If suspicious activity is detected, immediate steps are taken to protect the account.
Responsible Gaming Policy
No one under 18 may create an account or play on 399d. This is a firm policy with no exceptions. We also encourage every user to stay mindful of their gaming habits.
- Set your own deposit limits yourself
- Set a weekly or monthly gaming budget
- Use the self-exclusion option if you need to take a break
- Talk to family or friends about your gaming habits
- Think of gaming as entertainment, not a source of income
If you feel like you're losing control of your gaming, reach out to our support team right away. We're always here to help.
Everything you want to know about 399d
Join 399d today
Join millions of gamers across Bangladesh. Enjoy safe, exciting, world-class gaming — all on one platform.