ko99 Online Casino — Enjoy uninterrupted gaming anytime on mobile
From cricket betting to live casino — fast deposits and withdrawals via bKash, Nagad and Rocket. Wherever you are, everything is at your fingertips on mobile.
Welcome Bonus — 100% on First Deposit
Open a new account at ko99 and get a 100% bonus on your very first deposit, up to ৳5,000. That means if you deposit ৳1,000 your balance becomes ৳2,000, and if you deposit ৳12,000 you receive a ৳5,000 bonus — giving you a total balance of ৳17,000.
The bonus wagering requirement is just 10x and is calculated on the bonus amount only — not on the deposit. For example: if you receive a ৳1,000 bonus, you only need to place ৳10,000 in bets before you can withdraw winnings from that bonus. This is a straightforward and transparent bonus structure in Bangladesh's online gaming space.
- Minimum deposit just ৳200 (by any method)
- Deposit via bKash, Nagad, Rocket, Upay and bank transfer
- Bonus is added to your account automatically
Game Category Overview
A brief introduction to the types of games available at ko99 — one for each category.
Cricket Betting
Bet on every moment of cricket — from Bangladesh Tigers matches to IPL and T20 World Cup. You'll find a range of markets including match winner, top batsman and total runs.
Live Betting In-PlaySlot Games
Hundreds of slot games from PG Soft, Pragmatic Play and JILI. Popular titles including Fortune Tiger, Gates of Olympus and Sweet Bonanza run perfectly on mobile.
PG Soft JILILive Casino
Play Baccarat, Roulette and Blackjack live at real dealer tables from Evolution Gaming and Ezugi. Professional dealers speak Bengali.
Live DealerTable Games
Baccarat, Roulette, Blackjack and Sic Bo — classic casino table games available in RNG format at any time. You can join a table even with low stakes.
RNG BaccaratTeen Patti & Andar Bahar
South Asia's traditional card games are now online. JILI's Teen Patti Joker and Teen Patti 20-20 can also be played with a real dealer.
South Asian GamesCrash Games & Bingo
From Spribe's Aviator to JILI's Fortune Bingo and Jackpot Bingo — fast-paced games deliver a lot of fun in a short time. Each round lasts just a few seconds.
Aviator BingoDrill That Gold
Drill underground in search of hidden gold — each layer brings new reward possibilities. This unique game is available exclusively at ko99 and runs great on mobile.
Shade Dragon Fishing
Enjoy the thrill of fishing in a world of dragons and giant sea creatures. Choose your weapon, target big fish and win multiplier rewards.
Hot Games — Popular Right Now
BPL Betting Guide
The Bangladesh Premier League (BPL) is the most exciting cricket tournament in our country. From cricket fans in Dhaka to supporters across the nation — betting on BPL and Bangladesh national team matches at ko99 is now easier than ever. Learn about some of the most popular betting markets below.
Predict which team will win the match before it begins.
Pick who will score the most runs.
Whether the total runs in an innings will be above or below a set number.
Choose who will win the toss before the match.
Live betting is available on big matches like Bangladesh vs India. For more details, see → Cricket Betting Page
Crash Games — Fast-Paced Multiplier Thrills
Crash games like Aviator and JetX have created a new trend in online gaming. Each round ends within a few seconds to a minute.
Place Your Bet
Decide how much you want to bet before the round starts. Confirm it before the plane takes off.
Watch the Multiplier Rise
Once the plane takes off the multiplier keeps climbing — from 1.1x and beyond. The longer you wait, the bigger the potential reward.
Cash Out at the Right Moment
Hit the cash out button before it crashes. You will then receive your bet amount multiplied by the current multiplier at that moment.
Set Auto Cash Out
Set a multiplier in advance at which the game will cash out automatically. This reduces the risk of waiting too long out of excitement.
Set a stop limit before you play — meaning decide how much you are willing to lose before ending the session. Crash games are fun but require quick decisions, so play with a clear head.
Live Betting & Cash Out
In-play or live betting means you can place bets while a match is in progress. In cricket, when a wicket falls, a boundary is hit or the final over approaches, the odds shift in an instant. In football, a goal or red card brings immediate changes to the market.
The cash out feature lets you exit a bet on your own terms before it settles. For example, if your team is in a strong position, you can use cash out to secure a partial profit.
4 Strategies for Staying Steady in Live Markets
- Set a budget in advance and do not exceed it during a session.
- Avoid placing bets on multiple markets within a single match at the same time.
- Do not raise your stakes in moments of excitement — keep a cool head.
- Check the cash out option in advance so you can use it quickly when needed.
Football Betting — Bet on the World's Top Leagues
Football is growing in popularity in Bangladesh day by day. Fans follow the English Premier League, La Liga, UEFA Champions League and World Cup qualifiers with great enthusiasm. You can bet on key matches across all these leagues at ko99.
One thing to keep in mind — major European matches often kick off between 1:00 AM and 3:00 AM (BST). That is why the convenience of playing on mobile at night is one of ko99's biggest draws.
Home, Draw or Away — pick one of the three.
Cover two results in a single bet.
Whether the total goals in a match will be above or below a set number.
Predict whether both teams will score a goal.
A market that levels the playing field between two unevenly matched teams.
Two separate results — at half time and at full time — combined in one bet.
Fast Withdrawal — In as Little as 15 Minutes
After winning at ko99, you do not have to wait long to withdraw your funds. In most cases, the money reaches your bKash, Nagad, Rocket or Upay account within 15 minutes to 2 hours of submitting a request. Bank transfers may take a little longer.
The minimum withdrawal amount is ৳800.
4 Tips for Faster Withdrawals
- Complete your account verification in advance.
- Make sure the name on your payment account exactly matches the name on your ko99 profile.
- Confirm that your bonus wagering requirements have been met.
- Choose the right payment method — bKash and Nagad are generally the fastest.
Why Players Choose ko99
Mobile-First Experience
Uninterrupted gaming with no lag on any smartphone or tablet.
Fast Deposits & Withdrawals
Instant deposits and fast payouts via bKash, Nagad and Rocket.
Safe & Secure
Every transaction is protected with SSL encryption and fair play guaranteed.
24/7 Bengali Support
Get help in Bengali via live chat or email any time of day or night.
Generous Bonuses
100% bonus on your first deposit, up to ৳5,000 — with low wagering requirements.
VIP Rewards
Enjoy weekly cashback across three VIP tiers — Bronze, Silver, and Gold.
Massive Game Collection
Slots, live casino, crash games, fishing, and cricket betting — all under one roof.
Bangladeshi Payments
All major mobile banking and bank transfer options in Bangladesh are supported.
Start now — 100% bonus on your first deposit
Deposit as little as ৳200 to enter the ko99 gaming world. bKash, Nagad, Rocket — all accepted.
Log in to ko99RTP and House Edge Explained
RTP, or Return to Player, is a theoretical measure of what percentage of total bets placed in a game is returned to players over the long run. For example, if a game has an RTP of 96%, it means that over a long period, for every ৳100 wagered, the expected average return is ৳96. This is not a guaranteed outcome for every round.
House edge is the flip side of RTP — the casino's theoretical advantage. A 96% RTP means a 4% house edge. RTP varies noticeably across different game types. Slot games can generally have an RTP ranging from 92% to 98%. Skill-based table games like blackjack can reach an RTP of nearly 99% with the right strategy. Roulette typically sits between 94% and 97% RTP.
Knowing these figures makes budget planning easier. A high RTP game does not guarantee winnings, but it does suggest a lower expected loss over the long term. RTP is a theoretical average — actual results in short sessions can differ quite a bit.
Volatility, or variance, also matters. High-volatility games occasionally deliver large rewards but can also have long dry spells. Low-volatility games tend to produce smaller wins more frequently. Choosing a game that matches your budget and patience is the smart move.
Refer a Friend — Both of You Benefit
Share Your Referral Link
Copy your unique referral link from your ko99 account and share it with friends or acquaintances.
Friend Signs Up and Deposits
Once your friend opens an account through your link and makes their first deposit, the referral will be counted as successful.
Both of You Get Rewarded
Once the referral is complete, both you and your friend will receive rewards — credited directly to your accounts.
Referral Program Terms and Conditions
- You cannot refer yourself.
- Only one account is allowed per device or IP address.
- The referred friend must make a genuine first deposit.
- Both accounts must be active to receive the rewards.
VIP Program — Play Regularly, Get More
As you keep playing at ko99, you will automatically be promoted to VIP status. There are three tiers, each offering weekly cashback.
Up to 0.4% weekly cashback — rewards from the very start.
Up to 0.8% weekly cashback — for experienced players.
Up to 1.2% weekly cashback — the highest rewards.
Customer Support Channels
If you run into an issue or have a question at ko99, help is available through two channels.
Live Chat
Active 24 hours a day, 7 days a week. Live chat is the fastest option for quick questions, account issues, or anything payment-related. You can communicate in both Bengali and English.
Email Support
For detailed complaints, sending documents, or formal communication, send an email to: [email protected]
Responsible Gaming Tools
ko99 believes gaming should be entertainment — not a problem. That is why we provide every player with several responsible gaming tools to help keep them safe.
Deposit Limit
Set your own limit on how much you can deposit daily, weekly, or monthly.
Loss Limit
Your session will automatically end if your losses exceed a set amount.
Session Time Limit
Decide in advance how long you will play in one sitting — you will be notified when the limit is reached.
Reality Check Reminder
Reminders will be sent at regular intervals to let you know how long you have been playing.
Self-Exclusion
The option to temporarily close your account for a set period of time.
Self-Assessment Quiz
Check for yourself whether gaming is having an impact on your life.
21+ ko99 is for players aged 21 and above only. If gaming seems to be becoming a problem, please contact our support team — [email protected] — or Responsible Gaming page visit.
Trusted Game Providers
At ko99 you will find games from the world's leading software companies.
ko99 — Bangladesh's #1 Mobile Gaming Platform
Cricket, football, slots, live casino — all in one app. Log in now and secure your 100% bonus.