New or returning — 3666 Bat has something for everyone. Welcome bonuses, reloads, cashback, free spins, lotteries, and festival specials — every offer comes with clear terms and no hidden catches.
Join 3666 bat and double your money on your very first deposit. Put in ৳500 and start playing with ৳1,000.
Get an automatic 100% bonus on your very first deposit — up to ৳10,000. No promo code needed.
50% bonus on every Monday deposit — up to ৳5,000. A weekly special reward exclusively for existing members.
Get 20% cashback on any cricket betting losses during the week. Applies to BPL, IPL, Test, and ODI matches.
Get 50 free spins on every new slot game launch. Winnings go straight to your account — no extra conditions attached.
Monthly lottery draw with a ৳1,00,000 prize pool — a ticket is automatically added for every bet you place. The more you play, the better your chances.
A special 150% deposit bonus during Eid — up to ৳20,000. This once-a-year offer is not one to miss.
Parlay 3 or more matches together and earn an extra 30% bonus on your winnings. Applies across all sports.
Invite friends to 3666 bat — earn a ৳500 bonus for every friend who makes a deposit. No cap, no limit — the more friends you refer, the more you earn.
Weekly cashback from 5% to 25% based on your VIP level. No wagering requirements — withdraw instantly.
Every promotion at 3666 Bat is designed with Bangladeshi players in mind. Each offer comes with clearly stated terms — no hidden clauses, no surprise changes.
Many platforms require 40x or 50x wagering to unlock a bonus. At 3666 bat, the welcome bonus playthrough is just 20x — less than half the industry average. And cashback? Zero playthrough required.
Festival offers are crafted specifically around Bangladeshi culture and celebrations — mega bonuses drop during Eid ul-Fitr, Eid ul-Adha, and Pohela Boishakh. That's why thousands of players across Bangladesh keep coming back to 3666 Bat.
Claim any promotion on 3666 Bat in just four simple steps.
Register for free on 3666 bat — just your mobile number and password, done in under 2 minutes.
Make a minimum deposit of ৳500 via bKash, Nagad, or Rocket. Some offers require a promo code — simply enter it at the time of deposit.
Most bonuses are credited to your account instantly once payment is confirmed. Cashback is paid out on specific scheduled days.
Withdraw once your bonus playthrough is complete. Cashback has no conditions — withdraw it the moment you receive it.
Throughout the year, 3666 Bat rolls out exclusive offers for special festivals and occasions.
All key offer details at a glance.
| Promotions | Bonus Amount | Playthrough | Validity | Payment Methods | New members | Existing Members |
|---|---|---|---|---|---|---|
| Welcome Bonus | 100% (up to ৳10,000) | 20x | 7 Days | BKash · Nagad · Rocket | ||
| Monday Reload | 50% (up to ৳5,000) | 25x | Monday, 24 Hours | All Methods | ||
| Cricket Cashback | On Rates Above 20% | No wagering required | Weekly | All Methods | ||
| Free Spins | 50 Free Spins | On winnings of 10x | 72 Hours | Not applicable | ||
| Eid Bonus | 150% (up to ৳20,000) | 20x | Eid Week | All Methods | ||
| VIP Cashback | 5%–25% | No wagering required | Weekly | All Methods | ||
| Referral Bonus | ৳500 per referral | No wagering required | Year-round | All Methods |
Sign up at 3666 bat and enjoy everything from the welcome bonus to VIP cashback rewards.