Frequently Asked Questions
Answers to all your questions about 31bd
From opening an account to withdrawals, bonuses to security — find simple answers to all your questions in the 31bd detailed FAQ.
This FAQ page of 31bd has been created with the needs of Bangladeshi players in mind. It provides detailed answers to the most frequently asked questions about account registration, deposits and withdrawals via mobile banking, game rules, bonus terms and conditions, and safe gaming. If your question is not here, our 24/7 live chat support is always by your side.
Account and Registration
Account and Registration
To open an account at 31bd, you need an active mobile number, a valid email address, and you must be at least 21 years old. Fill in the registration form with accurate details and complete the verification process. Your account will be active within just a few minutes.
No, each person is allowed only one account at 31bd. Creating multiple accounts using the same details is a violation of our policy and both accounts may be permanently closed. If you have any issues, please contact our live chat support.
Click the 'Forgot Password?' option on the login page. A verification code will be sent to your registered email or mobile number. Use the code to set a new password. If you still have trouble, get help from 31bd's 24/7 live chat support.
For large withdrawals or unusual transactions, 31bd may request identity verification. This is necessary to keep your account secure and to prevent unauthorized use. The verification process is quick and straightforward — the support team will assist you at every step.
Deposits and Withdrawals
Deposits and Withdrawals
Deposits from bKash to 31bd are usually instant — in most cases the balance is added to your account within a few seconds to a few minutes at most. If there is a delay for any reason, contact live chat with your transaction reference number.
Yes, deposits at 31bd are possible through four mobile banking services: bKash, Nagad, Rocket and Upay. The minimum deposit amount is ৳200 for each method. The deposit steps are equally straightforward for every method.
The minimum withdrawal amount from 31bd is ৳1,000. Approved withdrawals are generally processed within 15 minutes to 2 hours. In some cases it may take slightly longer due to banking system load or verification requirements.
31bd generally does not charge its own fee on deposits or withdrawals. However, your mobile banking provider (bKash, Nagad, Rocket, Upay) may apply their own transaction charges. Check the terms and conditions of the relevant service for details.
It is possible to request a cancellation through live chat before the withdrawal process has started. However, once processing has begun, cancellation may not be possible. Contact 24/7 live chat for quick assistance.
Games and Rules
Games and Rules
To bet on any cricket match at 31bd, including BPL (Bangladesh Premier League), go to the cricket section, choose your preferred match or market, and set your bet amount. Bets can be placed both before the match starts and during the match (live betting).
Yes, 31bd is fully mobile-friendly. Enjoy slots, live casino and sports betting directly from the browser on any Android or iOS smartphone or tablet. No separate app download is needed.
31bd's live casino section offers live blackjack, live roulette, live baccarat and many more live games from various providers including Evolution Gaming and Ezugi. Experience a real casino atmosphere with professional dealers from home.
RTP (Return to Player) is the theoretical long-term return rate of a game — for example, a 96% RTP means that on average ৳96 is returned to players for every ৳100 bet. This is a statistical average; results can vary from session to session. 31bd always ensures fair play.
Aviator (Spribe) is a crash-style game where a plane flies and a multiplier keeps rising. You need to cash out before the plane crashes. The longer you wait to cash out, the higher the multiplier — but if it crashes, you lose your entire bet.
Bonuses and Promotions
Bonuses and Promotions
New members at 31bd receive a 200% bonus on their first deposit, up to a maximum of ৳10,000. This means depositing ৳5,000 gives you a total balance of ৳15,000. A 10x wagering requirement must be met before the bonus can be withdrawn.
A wagering requirement is the condition specifying how many times you must bet the bonus amount before you can withdraw it. For the 31bd welcome bonus this is 10x — meaning if you receive a ৳1,000 bonus, you must place a total of ৳10,000 in bets before you can withdraw it.
No separate registration is needed to join the 31bd VIP program. By playing actively, you automatically move up from Bronze through Silver, Gold, Platinum and the highest tier, Diamond. Each tier comes with special benefits including weekly cashback.
Weekly cashback in the 31bd VIP program varies by tier: 0.2% at Bronze, 0.3% at Silver, 0.5% at Gold, 0.6% at Platinum and up to 0.8% at Diamond. It is added to your account automatically each week.
The list of eligible games for using a bonus is stated in the terms and conditions of each offer. Generally, bonus balance can be used on slots and selected casino games. Read the relevant bonus terms or ask in live chat for details.
Security and Responsible Gaming
Security and Responsible Gaming
Yes, 31bd uses SSL encryption technology to keep all personal and financial information secure. Your data is never shared with third parties. Ensuring fair play and transparency is our highest priority.
Responsible gaming means playing in moderation for entertainment and setting your own limits. 31bd offers deposit limits, self-exclusion and break features. If you feel gambling is getting out of your control, please read our responsible gaming page or contact support.
If you want to take a break from your account for a set period or permanently, submit a self-exclusion request through 31bd's live chat or support email. This feature is completely confidential and is provided for your own protection.
No, 31bd is for people aged 21 and over only. Registration and play by minors is not permitted. If an underage account is identified, it will be closed immediately.
You can reach the 31bd support team in Bengali through live chat 24 hours a day, 7 days a week. Support is also available by email: [email protected]. Live chat is the most convenient way to get a quick resolution to any issue.
Still have questions?
Our expert support team is always ready to help in Bengali — 24 hours a day, 7 days a week.
Contact Us Directly
Live Chat Support
Bengali support is available 24/7. Use live chat for an instant resolution to any issue.
Email Support
For detailed questions, email us at: [email protected] — we reply within a short time.