From the Welcome Bonus to daily cashback, free bets, and seasonal offers — ko66 has something extra for you on every deposit.
Grab it now — limited-time offer
Make your first deposit at ko66 and get a 100% Welcome Bonus instantly. The minimum deposit is just BDT 500. Deposit via bKash or Nagad and the bonus is credited right away.
Claim NowIf you end the week at a net loss, ko66 will give you 15% cashback. It's credited to your balance automatically every Monday, and applies to both Sports and casino play.
Claim CashbackPlace a qualifying bet and ko66 will reward you with a BDT 500 free bet. Use it on any Sports match, and if you win, the full amount is yours to withdraw.
Claim Free BetDeposit every day and earn a 50% reload bonus. Every deposit at ko66 comes with extra rewards. Bonus applies to deposits made via bKash, Nagad, and Rocket.
Claim BonusEarn VIP points every time you play and bet at ko66. Across five tiers — Bronze, Silver, Gold, Platinum, and Diamond — you unlock exclusive perks, faster withdrawals, and a dedicated personal account manager.
Go VIPRefer a friend or anyone you know to ko66, and once they make their first deposit, you'll receive a BDT 200 bonus. There's no cap on referrals — the more you refer, the more you earn.
Start Referring
Online betting platforms in Bangladesh are growing fast, but ko66's promotion structure stands out for good reason. Bonus terms are written clearly, wagering requirements are relatively low, and the withdrawal process is straightforward. Many platforms make it difficult to withdraw after claiming a bonus — ko66 keeps things much simpler.
Every bonus offer on ko66 clearly states how much turnover is required, how long you have to use it, and which games or bets it applies to. The ko66 customer support team is available in Bangla, so you can get answers to any questions quickly and easily.
During cricket season in particular, ko66's special match bonuses and tournament promotions are a big draw for bettors in Bangladesh. For IPL, the World Cup, and the Asia Cup, ko66 offers extra bonuses and enhanced odds.
The ko66 Welcome Bonus is the most attractive offer for new members. A 100% bonus on your first deposit means if you deposit BDT 1,000, you get another BDT 1,000 in bonus funds — giving you BDT 2,000 to start with. The bonus can be withdrawn once a specified turnover requirement is met.
To claim the Welcome Bonus, create a new account, select the bonus option on your first deposit, and deposit a minimum of BDT 500 via bKash or Nagad to activate it. Once you complete the required turnover, the bonus balance is yours to withdraw.
Tips: Always read the terms before claiming any bonus at ko66. For meeting wagering requirements, Sports Betting is your most effective route — the higher odds mean you can clear your turnover faster.
Ko66's weekly cashback program is especially valuable for regular players. Even during a tough week, a 15% cashback softens the blow of any losses. The cashback is calculated automatically — no separate claim needed.
Your cashback amount is based on your total net loss for the week. If you net a BDT 10,000 loss in a given week, you could receive BDT 1,500 in cashback. The funds are added directly to your balance and can be used for further betting or withdrawn.
This week's exclusive deals
Find the offer that fits you best
| Bonus Type | Amount | Eligibility | Wagering | Validity | Withdraw |
|---|---|---|---|---|---|
| Welcome Bonus | 100% (up to BDT 5,000) | New Members | 10x | 30 Days | ✔ Yes |
| Weekly Cashback | 15% (up to BDT 3,000) | All Members | 1x | 7 Days | ✔ Yes |
| Free Bet | BDT 500 | Required Turnover | 3x | 7 Days | ✔ Yes |
| Reload Bonus | 50% (up to BDT 2,000) | All Members | 8x | 14 Days | ✔ Yes |
| VIP Bonus | Custom Offer | VIP Member | 5x | 30 Days | ✔ Yes |
| Referral Bonus | BDT 200 per Referral | All Members | 2x | 30 Days | ✔ Yes |
| Tournament Bonus | Variable | During the event | 5x | Event duration | ✔ Yes |
Sign up at ko66 for free. All you need is a mobile number and password — your account is ready in under 2 minutes.
Before depositing, select your preferred bonus from the available promotions list.
Make a minimum deposit via bKash, Nagad, or Rocket. The bonus will be credited to your balance instantly.
Complete the turnover requirement and withdraw your bonus balance anytime.
Ko66's VIP Program is especially popular among regular bettors in Bangladesh. From Bronze all the way up to Diamond, each of the five tiers comes with its own set of benefits. As you move up, your withdrawal limit increases, bonus percentages improve, and you gain access to a personal account manager.
Every bet you place earns VIP points. Sports Betting gives you 1 point per BDT 100 wagered, while casino games give 1 point per BDT 50. Reach the required points and you'll automatically move up to the next tier. Diamond VIP members get priority access to ko66's exclusive events and tournaments.
Ko66 runs special promotions throughout the year tied to major cricket and football tournaments. During the IPL season, every match comes with exclusive bonus odds and free bet offers. The FIFA World Cup and Champions League are covered the same way — with tournament leaderboards where top bettors win special prizes.
Event-based promotions like these are typically available for a limited time and members are notified via email or app notifications. Download the ko66 mobile app to get instant updates whenever a new promotion goes live.
The ko66 Refer & Earn program is straightforward. Log in to your account and grab your personal referral link. Share it with friends or anyone you know. Once they register through your link and make their first deposit, BDT 200 in bonus funds is credited to your account automatically.
There is no cap on this program — the more people you refer, the more you earn. Many members have made a significant amount through referral bonuses alone. The wagering requirement on referral bonuses is just 2x, which is easy to clear.
A few things to keep in mind when using bonuses at ko66. First, check in advance whether multiple bonuses can be active at the same time. Second, to clear your wagering requirement faster, place bets on matches with higher odds — fewer bets needed to meet the condition.
Third, always use your bonus before it expires. Any expired bonus balance is removed from your account automatically. Check the ko66 promotions page regularly — new offers are added often and limited-time deals go fast.
Please Note: All ko66 promotions are available to adults aged 18 and above only. Please bet responsibly and only play within your means.