Slots, Live Casino, cricket betting, football — all under one roof. 399days offers the fastest payments, the highest security, and Bangla support around the clock.
Demand for online gaming in Bangladesh is growing every day. People want a platform where their money is safe, withdrawals after a win are instant, and there's no shortage of game variety. 399days was built with exactly that in mind.
We believe a great gaming experience is about more than big bonuses. It means a stable platform where every game runs fairly, every transaction is secure, and every user's data stays completely private. Our team works every day to make sure you enjoy every moment on 399days.
Our partnerships with world-class game providers mean our slots offer significantly higher RTP than other platforms. In Sports Betting, real-time odds update every second so you can make the right call at the right moment.
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Every feature built with Bangladeshi users in mind
Deposits and withdrawals completed in just 5–15 minutes. The long wait is over.
Your account is protected with 256-bit SSL encryption and two-factor authentication.
The best odds on the market and the highest RTP — more returns on every game, guaranteed.
Get help in full Bangla anytime via live chat or email.
Seamless gaming on Android and iOS. Download the app or play straight from your browser — whichever works for you.
Welcome bonus, weekly reload, and VIP rewards — regular members are never left out.
Slots, blackjack, roulette, baccarat, sports — a massive library of 500+ games.
Operated under an international license. Transparent rules and fair gameplay guaranteed.
Start your gaming journey in just 4 simple steps
Visit our site and create a free account. Registration takes just 2 minutes with your phone number or email.
RegisterAdd funds via mobile banking, bank transfer, or e-wallet. Get a special welcome bonus on your first deposit.
Payment GuideSlots, Live Casino, Sports Betting — take your pick. Withdraw your winnings quickly and easily.
Game Lobby
399days puts the protection of every user's personal data at the top of its priorities. Your name, phone number, address, and financial details are never sold or shared with any third party. All information provided on our platform is used solely for account management and security purposes.
We follow GDPR-compliant data management practices and protect all data using international-standard SSL encryption technology. You can view, update, or request deletion of your information at any time.
In line with our cookie policy, we only use cookies that are strictly necessary for session management and service improvement. For more details, please see our Privacy Policy Page View.
Hundreds of games in every category — pick the entertainment you enjoy most
399days supports the most popular payment methods in Bangladesh — from mobile banking to direct bank transfers, everything is available in one place.
After a deposit, funds are typically credited to your account within 5 minutes. Withdrawals to verified accounts take up to 15 minutes. There are no restrictive daily withdrawal limits — when a big win comes in, you can take it all out.
Our payment gateway is fully encrypted. Your bank or mobile banking account details are never stored on our servers.
Deposit / WithdrawEnjoy instant deposits and withdrawals through your mobile banking app.
Deposit directly via transfer from any Bangladeshi bank.
Make fast, secure transactions anytime through a digital wallet.
Fund your account easily with Visa or Mastercard — no extra fees.
Most people in Bangladesh access the internet on their mobile phones. With that reality in mind, the entire 399days platform is built mobile-first. A full gaming experience on a small screen — that's what we're here to deliver.
Android users can download the APK directly from our website. iOS users can play straight from Safari — no App Store needed. Both options offer push notifications, fast loading, and smooth gameplay.
Download the 399days Android APK directly from our site. Easy to install, only 25MB. Compatible with all devices running Android 6.0 and above.
IPhone and iPad users can enjoy 399days directly in Safari. Add it to your home screen with PWA support.
Access the full experience from Chrome, Firefox, or any modern browser — no download required.
Games run even on weak connections. Slots and live games play smoothly on a 3G connection.
New or experienced — there are special benefits at every level
Why online platforms are more convenient — at a glance
| Subject | 399days | Traditional Methods |
|---|---|---|
| Availability | ✓ 24/7 on Any Device | ✗ Fixed Location & Hours |
| Payment Speed | ✓ 5–15 Minutes | ✗ Hours to Days |
| Game Variety | ✓ 500+ Games | ✗ Limited Options |
| Bonuses & Offers | ✓ Regular Special Offers | ✗ Barely any |
| Security | ✓ SSL + Two-Factor Authentication | ✗ Cash Transaction Risks |
| Privacy | ✓ Your Data is Fully Secure | ✗ Identity Disclosure Risk |
| Support | ✓ Live Chat in Bangla | ✗ Limited or Unavailable |
In Bangladesh, cricket is more than a sport — it's a passion. The cricket betting section on 399days is designed specifically for Bangladeshi fans. From Bangladesh national team matches to the IPL, BPL, and World Cup, we offer real-time odds on all major tournaments.
Football fans are well taken care of too. Bet on the Premier League, La Liga, Bundesliga, and UEFA Champions League at competitive odds. With our in-play betting feature, you can place bets on matches that are already underway.
There are no hidden charges in our Sports Betting section. When you win, you keep the full amount — no service fees deducted. We believe fair odds and transparent payments are what build long-term trust.
Slots at 399days come from the world's top game developers — including Pragmatic Play, Evolution Gaming, NetEnt, and more. RTP information for every slot is displayed transparently. Options range from classic 3-reel games to 6-reel Megaways slots.
The Live Casino section puts you at the table with real dealers in real time. Play baccarat, blackjack, roulette, and other classic table games in HD video streaming. Bangla-speaking dealers are also available on select schedules.
Responsible gaming is more than just a phrase for us. We give every member the ability to set their own spending limits. Set weekly or monthly deposit limits, and take a short break whenever you need one. 399days wants you to keep playing and enjoying the experience for the long run.
Join thousands of Bangladeshi players and get started today.
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