Fresh offers every day, weekly cashback, tournament prizes — play at sis6s and make every moment count.
Time remaining on current offer
Register Now Log In
Get a 100% bonus on your first deposit at sis6s — up to BDT 5,000. The best way to kick things off as a new member.
Get 10% of your weekly losses automatically credited back to your account. Cashback is added every Monday and applies to all members.
Get an extra 50% bonus on every Friday deposit, up to ৳3,000 BDT. Don't miss out before the weekend games kick off.
Place a bet on any cricket match and earn an extra 20% bonus. Bet on a Bangladesh match and the bonus goes even higher. A special treat for cricket fans.
Earn one free lottery ticket for every ৳500 deposited. The sis6s lottery draws exciting prizes every day.
Sis6s VIP members receive a 15% bonus on their first deposit of each month. Platinum and Diamond members enjoy an even higher bonus rate.
Claiming a bonus at sis6s is simple — just follow four easy steps.
Open a free account at sis6s in just 2 minutes.
Deposit easily via bKash, Nagad, or Rocket.
Your bonus will be credited automatically as soon as your deposit is confirmed.
Use your bonus balance on any game or bet.
Earn a BDT 500 bonus for every referral. Bring your friends to sis6s.
Sis6s has always believed in transparency. That's why the terms of every offer are clearly stated upfront.
| Promotions | Bonus Amount | Wagering Requirement | Maximum Limit | Validity |
|---|---|---|---|---|
| Welcome Bonus | 100% | 10x | ৳5,000 | 30 Days |
| Weekly Cashback | 10% | 1x | ৳2,000 | 7 Days |
| Friday Reload | 50% | 8x | ৳3,000 | 48 Hours |
| Cricket Bonus | 20% | 5x | BDT 1,500 | Full Match |
| Free Lottery Tickets | 1/BDT 500 | Not Applicable | 5/day | 3 Days |
| VIP Monthly Bonus | 15%+ | 6x | Tier-Based | 30 Days |
| Referral Bonus | BDT 500 | 5x | Per Referral | 14 Days |
Many people assume that bonuses on online platforms are just hidden traps. sis6s wants to change that perception. Every promotion here is built with our members in mind — to make their experience more enjoyable and rewarding.
Just like Dhaka's night markets always have something new, sis6s brings fresh deals every day — a lottery bonus one day, a special cricket offer the next, or a reload deal the day after. The variety is what makes it fun.
In Bangladesh, cricket is more than a sport — it's a feeling. sis6s respects that. So whenever Bangladesh takes the field, we offer special bonuses. From Cumilla to Rangpur, cricket fans across the country come to sis6s not just to bet — but to take part in exclusive promotions and pocket extra rewards.
During cricket season, placing a bet in the Match Odds section at sis6s automatically adds the cricket bonus to your account. No separate code needed — simple and hassle-free.
The sis6s referral program is a great deal for everyone. Refer a friend to sis6s — when they sign up and make their first deposit, you get a ৳500 referral bonus and they get a welcome bonus. Both of you win, and neither of you loses a thing.
Refer multiple friends and earn multiple bonuses. Just keep in mind that each referral must be a different person and must complete their first deposit. Follow the rules and it becomes a great way to earn extra.
Eid, Puja, Pohela Boishakh — sis6s brings a special promotions package for every major festival. Last Eid, we offered an exclusive triple bonus with up to 300% on deposits. These offers are announced in advance through our notifications.
Keep notifications enabled on your sis6s account — festival offers are available for a limited time, so activate yours as soon as possible.
Sis6s believes in full transparency, so we want you to understand the terms before claiming any bonus. The wagering requirement refers to how many times you need to wager the bonus amount before withdrawing it. For example, a ৳1,000 bonus with a 10x requirement means you need to place ৳10,000 in bets.
Our wagering requirements are significantly lower than any other platform in Bangladesh — and that's intentional. We want your bonus to actually be useful, not just look good on paper.
If you have any questions about an offer, our Live Chat support is always ready to help. The sis6s customer service team speaks Bengali and is on hand to resolve any issue right away. If you run into trouble claiming a promotion, just let us know in the chat — we'll sort it out.