Register and get a 100% welcome bonus. Weekly cashback, free bets, and special tournament bonuses — all exclusively at 3999bit.
All active 3999bit bonuses and promotions — claim what you qualify for
Claim your bonus in just four simple steps
Sign up on 3999bit with your mobile number — it takes just 2 minutes. Verify the OTP and your account is ready to go.
Deposit a minimum of ৳500 via bKash, Nagad, or Rocket. Your balance is credited instantly.
Your 100% welcome bonus is credited to your bonus wallet instantly with your first deposit. No promo code required.
Meet the bonus wagering requirements and withdraw your winnings directly to your mobile.
Getting a bonus at 3999bit is straightforward. No hidden terms, no complicated process. Simply register and deposit — and the bonus lands in your account automatically.
Our bonus structure is built with Bangladeshi bettors in mind. Even small deposits unlock significant bonuses. Deposit via bKash or Nagad and your bonus is credited instantly.
Limited-time offer — grab it while you can
Get a 25% odds boost on every IPL match, applied on top of standard odds. Just bet directly from your 3999bit account.
Get a ৳200 free bet on every UCL match, regardless of your previous bet amount.
Every Friday, deposit a minimum of ৳1,000 and get a 50% bonus, up to ৳5,000.
Every month, 10 lucky winners can take home up to ৳50,000. One entry is awarded for every ৳500 bet placed.
Gold and Platinum members receive exclusive monthly bonuses, a dedicated personal account manager, and priority withdrawals.
Enable push notifications on the 3999bit app to stay updated on the latest bonus offers the moment they go live.
Earn 1 point for every ৳100 bet. Redeem your points for bonuses and free bets.
Register and start earning points
3999bit bonuses aren't just big on paper — they're genuinely usable. No unrealistic wagering requirements, no hidden fees. Our bonus policy is fully transparent.
Many platforms require 20–30x wagering to unlock a bonus — practically impossible for most players. At 3999bit, the wagering requirement is just 5–7x, which most members can meet through their regular betting activity.
Full terms for each bonus, clearly laid out
| Bonus Name | Amount | Maximum Limit | Wagering | Validity | Eligibility |
|---|---|---|---|---|---|
| Welcome Bonus | 100% | ৳20,000 | 7x | 30 days | New Member |
| First Bet Free | 100% | ৳500 | 1x | 7 days | New Member |
| Weekly Cashback | 10% | ৳3,000 | No Conditions | 7 days | All Members |
| Friday Reload | 50% | ৳5,000 | 5x | 7 days | Existing Member |
| Tournament Boost | 25% | ৳2,000 | 3x | Tournament Ended | All Members |
| Referral Bonus | ৳200/Refer | Unlimited | 1x | 30 days | All Members |
3999bit's Four Loyalty Tiers — Exclusive Perks at Every Level
Like the festive buzz of a Dhaka night market, 3999bit's Monthly Lucky Draw brings the excitement to you. Every month, 10 members win prizes ranging from ৳5,000 to ৳50,000.
No extra steps needed to enter the Lucky Draw. Every ৳500 bet automatically earns you one entry. The draw goes live on the last day of the month, and winners receive their prizes instantly.
Bonus offers are a key factor when choosing a betting platform — but big numbers alone don't tell the whole story. You also need to look at the terms and how usable the bonus actually is. 3999bit is completely transparent about all of this.
New to 3999bit? Your first deposit comes with a 100% welcome bonus. Deposit ৳5,000 and you'll get an extra ৳5,000 in bonus funds — giving you ৳10,000 to bet with. The wagering requirement is just 7x, the lowest of any platform in Bangladesh.
For example, deposit ৳1,000 and receive ৳1,000 in bonus funds. To unlock that bonus, you'll need to place a total of 7 × ৳1,000 = ৳7,000 in bets. Most members meet this requirement within 3–7 days of regular betting.
Losses are part of betting — but at 3999bit, a bad week doesn't have to leave you empty-handed. Get 10% of your total weekly losses back as cashback, with no wagering requirements. Use it to keep betting or withdraw it straight away.
Every Monday morning, the previous week's cashback is automatically credited to your account. The maximum weekly cashback is ৳3,000 — meaning regular bettors can save up to ৳1,56,000 a year.
Wagering (or rollover) refers to how many times you must bet your bonus before you can withdraw it. 3999bit's wagering requirements apply across all cricket and football markets. A minimum odds of 1.5 is required for bets to count toward the wagering.
Important: Winnings from bonus funds are added to your main balance, but cannot be withdrawn until the wagering requirement is met. Once fulfilled, your full balance becomes available for withdrawal. This policy applies equally to all bonuses at 3999bit.
The 3999bit loyalty points system is straightforward. Earn 1 point for every ৳100 wagered. As your points accumulate, you're automatically upgraded to the next tier. Points can be redeemed for free bets or bonus rewards.
Platinum members receive a dedicated personal account manager who provides exclusive offers and priority support — along with custom bonus deals you won't find anywhere else.
Keep a few things in mind to get the most out of your bonuses. Always try to meet the wagering requirement before your bonus expires — expired bonuses are cancelled automatically. You cannot use multiple bonuses at the same time; complete one before activating the next.
3999bit's support team is available 24/7 for any bonus-related queries. You can reach them via chat, phone, or email in Bengali.
Bonuses enhance your experience — they're not a way to recover losses. Always bet within your means. Responsible Gaming Learn more.
Frequently Asked Questions About 3999bit Bonuses
100% Welcome Bonus + Free Bet + Weekly Cashback — all in one place