399 bit Online Casino — The Best Platform for Big Wins on Jackpot Slots
A complete gaming site built for Bangladeshi players — hundreds of slots, live casino, cricket betting and jackpot games all in one place. Start from just ৳100 via bKash or Nagad.
About 399 bit — Our Mission
A safe and transparent gaming experience for Bangladeshi players
399 bit is built with Bangladeshi players in mind — you get support in Bengali, can use local payment methods, and play the games you enjoy. Our goal is simple: keep gaming easy, transparent and responsible — no hidden terms, no surprises.
Here you will find hundreds of slots from PG Soft, Pragmatic Play, JILI, Spribe and many more studios, live baccarat, roulette, Teen Patti, high-quality live dealer tables from Evolution, cricket betting (including BPL, IPL and T20 World Cup), fishing games, crash games and card games. Very few sites offer this many game types in one place.
399 bit takes security seriously. SSL encryption keeps your account and payment data protected. KYC verification is required before your first withdrawal to ensure only the real account owner receives payment. Deposits can be made via bKash, Nagad, Rocket or bank transfer — from Dhaka or anywhere else in the country. The support team is always ready to help in Bengali.
Learn more about us
Explore Our Sections
Each page has in-depth information and a game collection on a specific topic
King of Fishing
Multiple players fish together in an underwater setting, with bigger rewards for catching larger fish using different weapons. Find the best fishing games from JILI, JDB and Spadegaming here.
Browse the fishing game collectionMT Live
Live dealer tables from Evolution, Pragmatic Play Live and Ezugi — play baccarat, roulette and Teen Patti with a real dealer. Get the feel of a real casino through live video streaming.
Browse live casino gamesCricket
Place bets on BPL, IPL, T20 World Cup and ICC tournaments. From match winner to over/under and multi bets — support the Bangladesh Tigers across a range of betting markets.
Read the cricket betting guideSlots
From PG Soft's Fortune Tiger to Pragmatic Play's Gates of Olympus — hundreds of slots in one place. Classic to Megaways, jackpot to crash slots, all available here.
Browse the slot game collection399 bit Casino
The full casino experience — bonus offers, VIP program, table games and special events all on one page. There is something for everyone, from new players to VIP members.
View casino features and bonusesCrash and Instant Games
Fast rounds, instant results — each game is over in seconds
Illustrative image — the multiplier rises in a crash game, cash out at the right moment
In crash games, a multiplier starts at 1.00x and rises steadily each round. The player must press the button and cash out before the "crash" happens. The longer you wait to cash out, the higher the multiplier — but if it crashes, the entire bet is lost. With the auto cash-out feature, you can set a target in advance. A full round takes only a few seconds.
Aviator – Spribe
Up to 97% RTPA plane takes off and the multiplier keeps rising. Cash out at any time — if the plane flies away, your bet is lost.
Mines Picking Game
A grid hides rewards and mines. Pick cells one by one — hit a mine and you lose, cash out early and you win.
Plinko Drop Game
A ball drops from the top and passes through pegs into different slots at the bottom. The reward depends on which slot it lands in.
Every round is completely random and does not depend on previous rounds. Set your budget before you play. For ages 21+.
Key Features That Set 399 bit Apart
What we do to make your daily gaming experience better
Play fully on your phone without an app
You can play 399 bit's entire game collection directly in a mobile browser without installing a separate app. Pages load fast and game graphics display correctly on both Android and iOS. For those who prefer an app, an Android APK and iOS version are also available through official channels.
24/7 Live Chat Support in Bengali
Whatever the issue, live chat support is available 24 hours a day in Bengali. Deposit stuck, password forgotten or bonus terms unclear — just ask in the chat and the support team will respond right away. Help is also available in English.
SSL Encryption and KYC Verification
Every login and payment transaction is protected by SSL encryption. KYC verification is carried out before your first withdrawal — this step is for your account's protection, so no one else can withdraw your money. Using a payment account registered in your own name makes the process straightforward.
Quick Deposits via bKash and Nagad
Deposit easily using local mobile wallets — minimum ৳100
bKash
The most widely used mobile banking in Bangladesh — ideal for those who have a bKash account.
- Log in to your account and go to the deposit page
- Select bKash and enter the amount (minimum ৳100)
- Confirm with your bKash OTP
Nagad
The mobile financial service of the postal department — for those who primarily use Nagad.
- Select the Nagad option on the deposit page
- Enter the deposit amount (minimum ৳100) and your number
- Complete the transaction with your Nagad PIN
Rocket
Dutch-Bangla Bank's mobile service — convenient for DBBL users.
- Select Rocket as your deposit method
- Enter your Rocket number and amount (minimum ৳100)
- Confirm with your Rocket PIN
Bank Transfer
Transfer directly from major banks including Dutch-Bangla, BRAC and Islami Bank.
- Select the bank transfer option
- Send ৳100 or more to the provided account number
- Share the reference number with support
Withdrawal — Fast and Secure
Your winnings reach your account quickly
bKash · Nagad · Rocket · Bank Transfer
Payment goes to an account in your own name — transfers to someone else's account are not made.
5–30 minutes
Usually arrives within this time — the same timeframe applies to all methods.
৳500
Withdrawal requests below this amount cannot be made.
Payments are processed faster when KYC verification is complete. Payment always goes to the account or wallet registered in the player's own name — this protects both parties.
VIP Program — Weekly Cashback
Play regularly, move up the tiers, enjoy more benefits
Bronze
0.2%
Weekly cashback (on net losses)
- Weekly cashback
- Special birthday gift
- Live chat support
Silver
0.5%
Weekly cashback
- Higher weekly cashback
- Birthday perks
- Priority support
Gold
0.8%
Weekly cashback
Example: ৳160 cashback on ৳20,000 net loss in a week
- Higher cashback rate
- Exclusive offers
- Faster request handling
Platinum
1.0%
Weekly cashback (top tier)
- Highest cashback rate
- Priority live chat
- Special birthday surprise and fastest request processing
Move up the tiers gradually by playing regularly. No specific turnover requirement is published — the more you play, the more opportunities you get.
Welcome Bonus
Get a 200% bonus on your first deposit
Up to ৳8,000 — you must meet a 20x wagering requirement on the bonus before withdrawing. Example: deposit ৳1,000, receive ৳2,000 bonus, balance becomes ৳3,000 and wagering requirement is ৳40,000.
For ages 21+. Read the full terms before claiming the bonus.
Popular Game Categories
From sports betting to fishing games — there is something for every type of player
Sports Betting
Bet on cricket (BPL, IPL, T20 World Cup), football and other sports. Multi bets are available across multiple markets. For those who love sports.
Live Casino
Play baccarat, roulette, Teen Patti and blackjack with real dealers from Evolution and Ezugi. Live video brings the atmosphere of a real table to you.
Video Slots
Hundreds of slots including PG Soft's Fortune Tiger, Pragmatic Play's Gates of Olympus and Hacksaw Gaming's Wanted Dead or a Wild. From classic reels to Megaways.
Fishing Shooting Games
JILI's Mega Fishing, JDB's Fishing YiLuFa and Spadegaming's Fishing God — multiple players can play together. Bigger fish means bigger rewards.
Crash Games
Aviator by Spribe and other crash games — each round ends in seconds. The multiplier keeps rising; you need to cash out in time.
Bingo & Card Games
Fortune Bingo, Super Bingo, and Lucky Bingo by JILI — multiple players join in the fun of matching numbers. Teen Patti and Callbreak are available too.
Know this before your first deposit
Understanding these points upfront will save you from problems later
Cricket Betting — the favourite for Bangladeshis
Support the Tigers in BPL, IPL, and the T20 World Cup through betting
In Bangladesh, cricket is more than a sport — it is a passion. Place bets on Bangladesh Premier League (BPL), Indian Premier League (IPL), and T20 World Cup matches live at 399 bit. Find odds across a range of markets: match winner, over/under runs, toss result, and more.
Combining multiple matches or markets in a multi-bet multiplies the odds. For example: if three selections have odds of 1.40, 1.50, and 1.80, the combined odds are 3.78 (rounded), returning ৳378 on a ৳100 stake — but if even one selection loses, the entire bet is lost.
Put your analysis to use in the Tigers' next match. The odds shown are for illustration only — actual match odds will differ.
Learn more about cricket bettingPlayer Protection & Local Laws
Transparency and responsibility are our top priorities
Users in Bangladesh are responsible for staying informed about local laws and regulations related to online gaming. 399 bit makes no claim regarding legality in any specific market — users must assess their own situation.
Common Myths vs. Facts
Many players sit down with beliefs that are not actually correct
Common belief
"A slot that hasn't paid out for a long time is due to pay out now."
The fact
Every spin is completely independent and random. Previous results do not affect the next spin — a Random Number Generator (RNG) ensures this.
Common belief
"After a losing streak it must be time to win, so you should keep increasing your bet."
The fact
A losing streak does not mean a win is coming — this idea has no mathematical basis. Each round carries its own outcome.
Common belief
"Following a specific pattern in Baccarat guarantees a win."
The fact
Baccarat always has a house edge. No betting system can eliminate the house edge over the long run — seeing patterns is a trick of the mind.
Common belief
"Depositing more increases your chances of winning."
The fact
The amount deposited has no effect on RTP or the probability of winning. The house edge stays the same on every bet, large or small.
Common belief
"Playing at a specific time of day gives better results."
The fact
RNG software works the same way around the clock. There is no difference between playing in the morning or at night — results are entirely random.
Common belief
"A high RTP means you will profit in every session."
The fact
RTP is a mathematical average calculated over billions of spins — it is normal to receive much more or much less than that in a single session. It is a statistic, not a guarantee.
Gaming is for entertainment — not as a source of income. Always play within your means and play for fun. For ages 21+.