Find all your answers right here at 99ko

When choosing a slot, first check the minimum bet for the game. For a small budget, pick slots with a lower minimum bet so your playtime lasts longer. High-volatility slots offer bigger wins but pay out less frequently — so with a limited balance, low-volatility games are the better choice. At 99ko you will find slots across a range of price points, making it easy to pick a game that matches your preference and budget.

RTP stands for Return to Player — the percentage of total wagers that is paid back as winnings on average over the long run. It is not a promise; it is a mathematical average. Your results in any single session can be completely random. It is useful to know the RTP, but it should not be treated as a guarantee of winning.

Free spins are no-cost rounds within a slot, usually triggered by landing special scatter symbols. No money is deducted from your balance during these rounds, but you can still win. Some slots activate multipliers or special symbols during free spins, which can increase the amount you win.

Many slot providers offer a demo or practice mode for their games where you play with virtual credits. It is a great way to understand how a game works. Log in to 99ko and check which games on the platform support demo mode.

In a progressive jackpot, a small portion of every bet is added to the jackpot pool. The more players who play, the larger the prize grows. Once someone triggers the jackpot, the pool resets and starts from zero again. These jackpots are usually won through a specific symbol combination or a bonus round.

Withdrawals at 99ko are generally completed within 5 to 30 minutes. bKash, Nagad, Rocket, and Upay are the fastest options. Bank transfers may take a little longer. Having your account verified in advance makes the process smoother.

The minimum withdrawal amount at 99ko is ৳500. Withdrawal requests below this amount cannot be processed. You can withdraw at any time once you have a sufficient balance.

Yes — and it is not just allowed, it is the required method. For security reasons, 99ko only approves withdrawals to bKash, Nagad, Rocket, or Upay accounts registered in the player's own name. Sending to someone else's number is not possible.

"Pending" means the request is under review. In most cases it is resolved within 30 minutes. If it stays pending longer, contact the support team via live chat. Do not cancel and resubmit the request repeatedly — that can slow down the process.

Yes, once the wagering requirement is met. For example: if you deposit ৳1,000 you receive a ৳1,500 bonus. You must wager ৳1,500 × 10 = ৳15,000 before you can withdraw winnings from that bonus. The wagering is calculated on the bonus amount only, not on the deposit amount.

Participating in an online casino and betting platform requires a person to be capable of making mature decisions. 99ko is for individuals aged 21 and above only. This age limit is an important part of ensuring responsible gaming and all players must comply with it.

Yes. At 99ko you can set daily, weekly, or monthly deposit limits from your account settings. Once set, a limit takes effect immediately. A cooling-off period may apply before you can increase it. This is an effective way to manage your own budget.

Some common warning signs: repeatedly playing to try to recover lost money, being unable to stop playing, prioritising gaming over family or work, hiding your gaming activity, or borrowing money to play. If any of these apply to you, it is important to take a break and seek help.

Yes. Cooling-off is a break for a set period — such as a few days or a few weeks. Self-exclusion is longer-term, where you request that your entire account be suspended for a defined period. For both options, contact 99ko support.

There are several mental health service providers in Bangladesh that offer counselling for addiction. Contact a nearby government or private mental health centre. The 99ko support team can also help you set up self-exclusion and point you toward relevant organisations.

99ko uses SSL encryption to keep all data secure. Your documents are used solely for identity verification and are never shared with third parties. For more details, please see our privacy policy.

Generally, a National ID card (NID), passport, or driving licence is accepted. A utility bill or bank statement may be requested to verify your address. Documents must be clear, complete, and not expired. If you are unsure, ask support.

Verification may be requested before your first withdrawal or when transactions on an account exceed a certain amount. It may also be required as part of a security review. Having the necessary documents ready in advance reduces the risk of delays on your withdrawal.

The reason for rejection is usually communicated — for example, a document may be unclear or incomplete. Correct the issue and resubmit. If you are unsure about the reason, contact us via live chat or at [email protected]. The support team is ready to help in Bengali.

Identity verification is done for two main reasons: first, to confirm that no one else is using a player's account; second, to prevent money laundering and fraud. It is an industry-standard practice that also helps keep your own funds safe.

Yes, it is possible to cancel a bonus before the wagering is completed. However, cancelling will forfeit the bonus balance and any winnings earned from the bonus. Only the original deposit amount will remain. It is best to speak with support before making this decision.

A 150% welcome bonus is awarded automatically on your first deposit at 99ko, up to a maximum of ৳5,000. Example: deposit ৳1,000 and you receive a ৳1,500 bonus, giving you ৳2,500 in total. The minimum deposit is ৳100. Simply log in to your account and make your first deposit — no separate code is needed.

Wagering is the total amount you need to bet before you can withdraw a bonus. At 99ko, wagering is calculated at 10 times the bonus amount only. For example: if you receive a ৳1,500 bonus, you must wager ৳15,000. The deposit amount is not included in this calculation.

No. The welcome bonus applies only once per person. If multiple accounts are detected from the same device, IP address, or payment method, all accounts may be closed and all bonuses cancelled.

Yes, every bonus has an expiry date that is clearly communicated at the time of activation. If the wagering is not completed within the set time, the bonus and any associated winnings will be removed automatically. You should read the terms and conditions carefully before accepting a bonus.