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Frequently Asked Questions

A37 FAQ – All Your Questions Answered in One Place

From registration to withdrawal — find answers to any question about a37 right here on this FAQ page. Our expert team has put together thorough answers to the most common questions so you can save time.

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Account & Registration 9

Signing up at a37 takes just 2 minutes. First, on the Registration page Go ahead — enter your full name, mobile number, and password. Verify with the OTP sent to your mobile, and your registration is complete. Totally free.
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No. Each individual may hold only one account on a37. Multiple accounts cannot be created using the same mobile number or NID. Violating this rule will result in all accounts being closed and balances may be forfeited.
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on the login page Click the "Forgot Password?" link. An OTP will be sent to your registered mobile number. Verify your identity using the OTP, then set a new password. The entire process takes just 3 minutes.
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KYC (Know Your Customer) is the identity verification process. On a37, KYC must be completed using your NID or passport for larger withdrawals. This is in place to protect your account and prevent fraud. KYC is not required for regular betting or small transactions.
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After 5 consecutive incorrect password attempts, your account will be temporarily locked for 30 minutes. It will unlock automatically after 30 minutes. If your account remains locked for an extended period, Help Centre Contact us.
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You must be 18 or older to register on a37. Any account found to belong to a minor will be closed immediately. This is both a legal and ethical obligation.
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Certain details such as your email address or contact number can be updated directly. However, to change your name or date of birth, you'll need to submit a request to Support along with your KYC documents. All changes are verified for security purposes.
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Start by clearing your browser cache. Then re-enter your mobile number and password carefully. Try logging in via OTP instead. If the issue persists, reset your password. If nothing works, reach out to us via live chat.
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Before deleting your account, please withdraw any remaining balance. Then Help Centre Submit a request. Our team will process it within 48 hours. Alternatively, to self-exclude, Responsible Gaming page View.
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Deposits & Payments 8

The following payment methods are available for deposits at a37:
  • BKash – minimum ৳50
  • Nagad – minimum ৳50
  • Rocket – minimum ৳50
  • Bank Transfer – minimum ৳500
  • USDT (Tether) – minimum $10
Deposits via all methods are typically credited within 30 seconds to 5 minutes.
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Via Mobile Banking (bKash/Nagad/Rocket), the minimum deposit is ৳50 and the daily maximum is ৳30,000. For bank transfers, the minimum is ৳500. For USDT, the minimum is $10. VIP members may deposit higher amounts.
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Deposits usually arrive within 5 minutes. If yours hasn't shown up after 15 minutes, take your transaction ID and Help Centre Contact us and keep your bKash/Nagad screenshot handy. Our team typically resolves issues within 30 minutes.
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a37 charges no additional fees on deposits. However, your mobile banking service (bKash / Nagad / Rocket) may apply their standard service charges. Deposits are completely free on a37's end.
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Once a deposit is made, it is added to your balance and generally cannot be reversed. However, if you haven't placed any bets after depositing and wish to withdraw, please contact Support.
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Yes, you can deposit on a37 using USDT (TRC-20 and ERC-20). The minimum deposit is the equivalent of $10 in USDT, which is automatically converted to BDT. You can find the wallet address in your account dashboard.
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Yes, VIP members receive higher deposit limits. For standard accounts, complete KYC and submit a request to support to increase your limit. Limit increases typically take effect within 24–48 hours.
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A 100% bonus will be credited automatically as soon as you make your first deposit after registering — no separate code needed. The bonus will appear in your balance within 1–2 minutes of the deposit being processed.
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Withdrawal 8

Log in to your account → Go to the Withdrawal menu → Select the amount and payment method → Enter your registered mobile number → Verify the OTP → Submit your request. Most withdrawals are completed within 15 minutes to 1 hour.
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Mobile Banking (bKash/Nagad/Rocket): usually 15 minutes–1 hour. Bank Transfer: 1–2 business days. USDT: 30 minutes–2 hours. Requests submitted between midnight and 8 AM will be processed in the morning.
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Mobile Banking: minimum ৳100. Bank Transfer: minimum ৳500. USDT: minimum $10. Daily maximum withdrawal: ৳50,000 (without KYC) and ৳2,00,000 (with KYC).
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Withdrawals are typically declined if KYC verification is incomplete, bonus wagering requirements have not been met, or there is an issue with the account. You'll be notified of the specific reason by email. Contacting Support will get it resolved quickly.
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a37 generally charges no withdrawal fees. However, your mobile banking service may apply their own charges. Network fees apply for USDT withdrawals. See the payment page for full details.
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No, bonus funds cannot be withdrawn directly. You must wager a specified amount using your bonus before it becomes withdrawable. Typically, you need to bet 10–20 times the bonus amount to qualify. For full terms, in the Terms & Conditions Yes.
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For security purposes, withdrawals can only be sent to the mobile number registered on your account. To withdraw to a different number, you must first submit a KYC-verified request to support.
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Once approved, it typically arrives within 15–30 minutes. If it hasn't, take your transaction ID and Help Centre Contact us. We'll track the issue and get it resolved.
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Bonuses & Promotions 8

Make your first deposit after registering and you'll automatically receive a 100% Welcome Bonus of up to ৳10,000. No promo code needed. The bonus will appear in your balance within 1–2 minutes of depositing.
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Place a qualifying amount of bets at a37 and earn weekly or monthly cashback. A percentage of your losses is returned as cashback, credited directly to your balance — no wagering required before withdrawal.
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The Free Bet option will appear on your bet slip. Select it and place your bet as normal. If the free bet wins, you'll receive the winnings excluding the bet stake. Free bets have an expiry date, so use them in time.
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Yes! Join a37's referral program. Share your unique referral code with a friend — once they register and make their first deposit, you'll receive a bonus. Find your referral code in your account dashboard.
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Once expired, bonuses are automatically deducted from your bonus balance. Bonuses must generally be used within 30 days of being credited. You'll receive a reminder notification before your bonus expires.
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Regular betting on a37 earns you loyalty points. As your points grow, so does your VIP level — Silver → Gold → Platinum → Diamond. Higher levels unlock better bonuses, faster withdrawals, and exclusive offers.
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Wait 5 minutes first, then refresh the page. If it still hasn't arrived, contact support with a screenshot of the transaction Help Centre Contact us. Our team will verify and credit the bonus promptly.
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Yes, a37 has a daily login bonus program. Log in every day to earn a small bonus, and log in 7 days in a row to unlock a special reward. Bonuses are added to your account automatically.
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Betting & Sports 9

Log in → go to the Sports menu → select a live match → click the "Live" tab → place your bet on your preferred market. Odds update every second during live betting — act fast.
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a37 offers betting on more than 50 sports. Top picks include: cricket (IPL, BPL, ICC tournaments), football (Premier League, La Liga, Europa League), kabaddi, badminton, tennis, basketball, volleyball, and many more.
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Once placed, bets generally cannot be cancelled. However, a37 offers a Cash Out feature — you can settle your bet while a match is in progress and recover a partial amount. Look for the Cash Out option on your bet slip.
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Maximum bet limits vary depending on the sport and market. Generally, you can bet anywhere from ৳10 to ৳50,000 per bet. Limits may be higher for popular markets in major tournaments.
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If a match is cancelled or left undecided, your stake will be refunded. In the event of a cancellation due to natural disasters, political reasons, or technical failures, all bets will be voided and stakes returned.
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a37 uses decimal odds. For example, odds of 2.5 mean a ৳100 bet returns ৳250 if you win (profit of ৳150). The higher the odds, the greater the potential payout — but the lower the probability. on the Match Odds page View details.
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Yes, a37 supports Single, Accumulator (Acca), and System bets. With an Acca, you can combine 2–12 matches in a single bet. Win them all and you're in for a massive payout.
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Virtual Sports are computer-simulated matches that run 24/7. Even when there are no real matches on, you can place bets anytime. Virtual football, cricket, horse racing, and more are all available on a37.
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After logging in, go to your Account Dashboard → "Betting History" tab. You'll find a full list of active, settled, and cancelled bets, along with dates, amounts, odds, and results.
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Security 8

Yes, a37 uses SSL 256-bit encryption, holds an international license, and undergoes regular security audits. Your personal information and financial transactions are fully protected.
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Go to Account Settings → Security → enable "Two-Factor Authentication". You'll receive an OTP on your mobile each time you log in. This adds an extra layer of protection to your account.
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Change your password immediately. Then Help Centre Let us know. Our security team will review your account activity and, if necessary, temporarily freeze your account.
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a37 does not sell or share your personal information with third parties. Data may only be disclosed to regulatory authorities when required by law. For more details, Privacy Policy Yes.
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Go to Account Settings → Active Sessions to view all your logged-in sessions. Hit the "Log Out" button to end any session. If you spot anything suspicious, log out of all sessions at once.
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Always use the official address a37.click. Look for the green padlock in your browser. a37 will never ask for your password via SMS or email. Do not click on links from unknown sources.
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To comply with international financial regulations (AML), a37 may carry out additional verification in certain situations. Identity documents may be requested for large transactions or unusual activity. This is entirely standard and is purely for your protection.
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Yes, a37 is a legitimate platform licensed by an international gaming authority. All transactions are secure and conducted in full compliance with regulations. You can find the licence number at the bottom of the page.
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Mobile App 5

from the Download page Both Android and iOS versions are available. Android users can install the APK directly, while iOS users can download it from the App Store. Downloading is completely free.
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If a new version is available when you open the app, you'll be prompted to update automatically. Alternatively, Download Page Download and install the latest version. You don't need to uninstall the old APK first.
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Close and reopen the app. Restart your phone. Clear the app cache (Settings → Apps → a37 → Clear Cache). If the issue persists, uninstall and reinstall the app.
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Go to Phone Settings → Apps → a37 → Notifications → enable all. Alternatively, manage your notification preferences from within the app's settings. Stay updated on live scores, bonuses, and withdrawals.
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Yes, you can also access a37 by opening a37.click in your mobile browser. The site is fully mobile-friendly, though the app offers more features like live updates and push notifications.
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Responsible Gaming 5

Account Settings → Responsible Gaming → Deposit Limits. Set separate daily, weekly, and monthly limits. Lowering a limit takes effect immediately; increasing one takes 7 days.
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on the Responsible Gaming page Go and select the self-exclusion option. You can choose a period ranging from 6 months to 5 years. Once set, it cannot be cancelled before the period ends.
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a37's responsible gaming team provides free 24/7 support. Help Centre Contact us or chat with us via Live Chat. All consultations are strictly confidential.
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Use parental control software on your device and keep your login credentials away from children. a37 never permits minors to open an account.
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in the Responsible Gaming settings Set a daily maximum session time. You'll receive an automatic alert once the limit is reached. This helps you maintain healthy gaming habits.
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Quick Navigation
Account & Registration Deposits & Payments Withdrawal Bonuses & Promotions Betting & Sports Security Mobile App Responsible Gaming
Most Popular Questions
1How do I register on a37?
2Which payment methods can I use to deposit?
3How do I claim the Welcome Bonus?
4How do I withdraw funds?
5How do I place a live bet?
6Where can I get the a37 app?
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Why a37 Trusted?

Why millions of Bangladeshis choose a37

24/7 Support in Bengali

Our Bengali-speaking customer service team is available around the clock to answer any questions you may have. Average live chat response time is just 2 minutes.

Instant Payments

Deposit via bKash, Nagad, or Rocket in 30 seconds, with withdrawals processed in just 15 minutes — the fastest payment processing in Bangladesh.

Completely Secure

SSL 256-bit encryption, an international license, and regular security audits — your personal data and funds are always protected.

Generous Bonus Program

100% Welcome Bonus, daily cashback, VIP loyalty points, and a referral bonus. The best bonus offers in Bangladesh.

Best Mobile App

A smooth app experience on Android and iOS. Enjoy live scores, instant notifications, and easy navigation — with a fully Bengali interface.

Best Odds

We guarantee the highest odds in Bangladesh. Get competitive odds on cricket, football, and 50+ sports at a37.

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If you can't find your answer in the FAQ, contact our support centre directly. Or register for free today and experience a37 for yourself.

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