From your very first day at extra kb33 to becoming a regular member, there's a bonus waiting at every step. Welcome offers for newcomers, reload and cashback for loyals — all on one platform.
Sign up at extra kb33 and get up to ৳5,000 in bonus on your very first deposit.
Claiming your welcome bonus at extra kb33 is straightforward. Just follow the steps below.
Create a new account at extra kb33 using your mobile number or email. The entire process takes under 2 minutes.
Deposit a minimum of ৳500 via bKash or Nagad. Your 100% bonus will be credited to your account instantly upon deposit.
Bet using both your deposit and bonus funds. Once the wagering requirement is met, you can withdraw your bonus winnings.
The welcome bonus can only be claimed once per account. For full terms and conditions, Terms & Conditions View.
From newcomers to seasoned players — extra kb33 has a tailored bonus plan for every member.
100% bonus up to ৳5,000 on your first deposit. The best reason to join extra kb33.
If you had a net loss last week, get 10% cashback every Monday. A loss at extra kb33 is never the end.
Get up to 50% reload bonus on every Thursday deposit. Keep your betting streak going week after week at extra kb33.
Get a weekly rebate on your total slots bets. The more you play, the more extra kb33 gives back.
Boosted odds and special bonus offers during BPL, IPL, T20 World Cup, and FIFA World Cup. Get extra advantages on major tournaments at extra kb33.
Invite your friends to extra kb33. When they make their first deposit, both you and your friend will receive a bonus.
Watch cricket from Cox's Bazar — Bangladesh's finest beach — and bet on extra kb33 to enjoy a special cricket bonus. extra kb33 always offers boosted odds and exclusive promotions for Bangladesh team matches. Join the leaderboard competition during BPL season and compete among top bettors to win big prizes.
Extra kb33's special tournament bonus activates during the Asia Cup and T20 World Cup. Betting during these events earns you extra odds boosts on top of your regular bonuses.
To withdraw winnings earned from a bonus at extra kb33, you'll need to meet the wagering requirement. It's essentially a safeguard to ensure the bonus is used for genuine betting.
Say you deposit ৳1,000 and receive ৳1,000 in bonus under the 100% welcome offer.
Bets with odds of 1.50 or above count towards wagering. Bets with odds below 0.50 do not count.
Each bonus at extra kb33 comes with its own set of terms. Browse them at a glance and pick the one that works best for you.
| Bonus | Amount | Wagering | Validity |
|---|---|---|---|
| Welcome | 100% | 10x | 30 Days |
| Cashback | 10% | No wagering required | 7 Days |
| Reload | 50% | 8x | 14 Days |
| Slots Rebate | 0.8% | No wagering required | 7 Days |
| Referral | ৳500 | 5x | 30 Days |
Full terms for all bonuses Terms & Conditions on this page.
Most betting platforms go quiet when you're on a losing streak. extra kb33 is different. If you end the week at a net loss, 10% cashback is automatically credited to your balance every Monday morning — no application needed. Whether you're in Dhaka spending time with family, extra kb33's cashback works for you in the background.
This cashback bonus has no wagering requirement, meaning you can withdraw it straight away. It's the simplest bonus on extra kb33.
Bonus offers are common across online betting platforms, but not all bonuses are created equal. On some platforms, the terms are so complicated that the bonus is practically useless. At extra kb33, the bonus system was built with Bangladeshi users in mind.
The Welcome Bonus is the most well-known offer. Deposit ৳500 and get an instant ৳500 bonus on top — giving you ৳1,000 to start betting with. The 10x wagering requirement means you'll need to place a total of ৳10,000 in bets before withdrawing any bonus winnings. That might sound like a lot, but it's as simple as placing 50 bets of ৳200 each.
The weekly cashback is extra kb33's most appreciated bonus. Every Monday at 9 AM, if you had a net loss the previous week, 10% of that loss is automatically credited back to your account. No promo code needed, no form to fill out. Cashback is capped at ৳3,000 per week and can be withdrawn directly.
The reload bonus is extra kb33's special treat for regular members. Deposit every Thursday and get a 50% bonus of up to ৳2,500. It's perfect for when your balance dips mid-week. Once the 8x wagering requirement is met, you can withdraw your bonus winnings.
The slots rebate bonus is designed for members who love slots. A 0.8% rebate on total bets is credited every week. There's no wagering requirement on the rebate and it can be withdrawn directly. While it may seem small, regular slots players can accumulate a solid sum over the course of a month.
The referral bonus is a special offer from extra kb33. Invite a friend or acquaintance to join extra kb33 — once they register and make their first deposit, you receive ৳500 and your friend gets an extra ৳250. There's no cap on referrals, so the more friends you bring in, the more bonuses you earn.
The tournament bonus is extra kb33's seasonal offer. During IPL or BPL season, leaderboard competitions run where the top bettors take home the biggest prizes. For major events like the FIFA World Cup or Cricket World Cup, special promotional odds boosts are activated that can be 10–20% higher than standard odds on select matches.
One thing to keep in mind with any bonus is expiry. At extra kb33, if the wagering requirement isn't met within the bonus validity period, the bonus will be forfeited once it expires. That's why it's important to bet actively after claiming a bonus. You can check how much wagering is left at any time using the bonus tracker on your dashboard.
Every bonus at extra kb33 is fully transparent. All terms are communicated upfront, and you can track your progress in real time through the bonus tracker.
There's nothing quite like watching cricket at Patenga Beach in Chittagong. Add the thrill of bonus betting with the extra kb33 mobile app. Chittagong users are among extra kb33's most active members — the city's passion for cricket runs deep, and betting excitement peaks whenever a big match is on.
At extra kb33, claiming bonuses, placing bets, and withdrawing winnings from your mobile are all equally seamless. Even on a weak connection, the extra kb33 app runs smoothly on slow networks.
Extra kb33 believes betting should be fun. That's why responsible betting tools come hand in hand with every bonus offer.
Set your own daily, weekly, or monthly deposit limits directly from your dashboard.
Track how long you've been betting in a single session. You'll receive an alert once your set time limit is reached.
Take a break from betting for a set period. You can choose anywhere from 24 hours to 6 months.
View your full betting and bonus history. Keep track of how much you're spending.
Welcome bonus, cashback, reload, and rebate — register at extra kb33 and get instant access to all bonus offers automatically. Get started today.
For players aged 18 and above. Responsible Gaming Learn more.