Legal Information

Big Big Win's Terms and Conditions

Please read these Terms & Conditions carefully before using Big Big Win. By registering on our platform, you automatically agree to be bound by these terms.

Last Updated: January 2026
Applicable to: All Bangladeshi Members
Version: 3.2
Active & Valid

Introduction

Big Big Win (https://bigbigwin.app) is one of Bangladesh's most popular online gaming and Sports Betting platforms. This Terms & Conditions document serves as a legally binding agreement between Big Big Win and its members. By registering on our site or playing any game, you confirm that you have read and agreed to all of these terms and conditions.

Big Big Win has always believed in full transparency. Our Terms & Conditions are written in plain English so every member in Bangladesh can clearly understand their rights and responsibilities. If you have any questions, our 24/7 support team is always here to help.

Important: If you use the platform without reading these terms, Big Big Win will not be held liable for any disputes that arise as a result.

Eligibility & Age Requirement

To open an account and play on Big Big Win, you must meet all of the eligibility requirements listed below. Big Big Win reserves the right to terminate any account that fails to comply with these Terms & Conditions.

  • You must be at least 18 years of age.
  • You must be a legal citizen or resident of Bangladesh.
  • Opening more than one account per person is strictly prohibited.
  • You must acknowledge that you are of sound mind and are using this platform of your own free will.
  • Big big win is not accessible from countries or regions where online gaming is prohibited by law.

Big Big Win uses age verification to protect minors from accessing gaming content. Any member found to have registered with a false age will have their account and all funds therein permanently forfeited.

Account Register

Registration on Big Big Win is completely free. The sign-up process is simple and takes only a few minutes. However, providing accurate and complete information is mandatory.

Information required at registration

  • Full Name (as per National ID)
  • Active Mobile Number
  • Email address (optional)
  • Date of Birth
  • Your Preferred Payment Method

Account Security

Keeping your account password confidential is entirely your responsibility. Big Big Win will never ask for your password or OTP via phone or message. If anyone contacts you claiming to be from Big Big Win and requests such information, it is a scam — please report it to us immediately.

If unusual activity is detected on an account without an authorized login, Big Big Win may temporarily suspend that account at any time. This is done solely to protect the member.

KYC (Know Your Customer) Verification: For security purposes, Big Big Win may request verification of your national ID or passport at any time. KYC verification may be mandatory before a withdrawal can be processed.

Deposits & Withdrawals

Big Big Win works with Bangladesh's most widely used mobile banking services. You can deposit quickly and securely via bKash, Nagad, and Rocket.

Deposit Terms

  • Minimum deposit: BDT 100
  • Maximum single deposit: BDT 50,000
  • Deposits are generally credited to your account within 30 seconds to 5 minutes.
  • Deposits must be made from a payment account registered in your own name.
  • Deposits from third-party accounts will not be accepted.

Withdrawal Terms

  • Minimum withdrawal: BDT 300
  • Maximum daily withdrawal: BDT 100,000
  • Withdrawals are generally processed within 15 minutes to 24 hours.
  • Withdrawals may be held pending KYC verification.
  • A wagering requirement must be met before bonus funds can be withdrawn.
  • Withdrawals can only be made to the same payment method used for the original deposit.

If money laundering or suspicious financial activity is detected, big big win will freeze the account and report it to the relevant authorities. big big win follows international AML (Anti-Money Laundering) standards.

Bonuses & Promotions

Big Big Win's bonus and promotions program is designed to give members greater value. However, each bonus comes with specific terms that must be followed.

Welcome Bonus

New members receive a 100% Welcome Bonus on their first deposit. A minimum deposit of BDT 500 is required to qualify. The wagering requirement for the Welcome Bonus is 30x — meaning you must wager 30 times the bonus amount before making a withdrawal.

General Bonus Policy

  • Each bonus offer may only be claimed once.
  • Bonus funds cannot be withdrawn directly.
  • Bonuses are generally valid for 7 days — any unused bonus funds will be forfeited upon expiry.
  • Big Big Win reserves the right to modify or cancel any bonus offer at any time.
  • If multiple accounts from the same IP address or device claim a bonus, all bonuses will be voided.
  • Big big win's decision is final regarding the awarding of bonuses.

Gameplay & Betting Rules

All games on Big Big Win are fully fair and RNG (Random Number Generator) certified. Every game outcome is entirely random and never predetermined.

  • Each game has its own rules, which are displayed when the game loads.
  • If a game is interrupted mid-session due to a technical issue, big big win will offer the member a chance to replay or refund the wagered amount.
  • Big Big Win is not responsible for any issues caused by loss of internet connectivity.
  • In live games, the dealer's decision is final.
  • If a match is cancelled in Sports Betting, the wagered amount will be refunded.
  • Betting odds may change at any time — the odds displayed at the time the bet is placed will apply.

In the event of any dispute regarding game outcomes on Big Big Win, our server logs shall be considered the final and conclusive evidence.

Prohibited Activities

Big Big Win is committed to maintaining a fair and secure gaming environment. The following activities are strictly prohibited and will result in permanent account termination.

  • Using bots, automated software, or AI to play games
  • Operating multiple accounts under the same identity
  • Registering with a false identity
  • Bonus Abuse
  • Collusion or match-fixing with other players
  • Exploiting platform vulnerabilities to gain an unfair advantage
  • Harassing or threatening other members
  • Conducting money laundering or processing illicit funds through big big win

If a prohibited activity is proven, big big win reserves the right to take legal action in addition to closing the account.

Privacy

Big Big Win takes the protection of your personal information very seriously. To learn more about how we collect, store, and use your data, please refer to our Privacy Policy Read.

  • Your personal information is never sold to third parties.
  • Information is not shared with authorities except where legally required.
  • All data is protected with 256-bit SSL encryption.
  • You may request account deletion by contacting our support team.

Account Closure

Members may close their account at any time. Once the support team is notified, the account will be deactivated within 24 hours and any remaining balance will be refunded.

Big Big Win may also close an account for the following reasons:

  • Violation of these Terms & Conditions
  • Engaging in Fraudulent Activity
  • Legal or regulatory reasons
  • Extended inactivity (over 12 months)

Right to Modify

Big Big Win reserves the right to update these Terms & Conditions at any time. Members will be notified of any changes via SMS to their registered mobile number or through an in-platform notification. Continued use of the platform after any such changes constitutes your acceptance of the updated terms.

Please contact our support team for any questions or feedback regarding these terms. We are always here to help.

Why Big Big Win Trustworthy?

Our Terms & Conditions are more than just words on a page — Big Big Win upholds these commitments every single day.

Fully Secure Transactions

Every payment on Big Big Win is secured with 256-bit SSL encryption. Your money and personal information are in completely safe hands.

Fair Gaming Guaranteed

All games are RNG certified and third-party audited. There is no manipulation at big big win — every outcome is completely random.

Fast Payment Processing

Deposit in just 30 seconds via bKash, Nagad, or Rocket. No more long waits for payments at big big win.

24/7 Support in Bengali

Our Bengali-speaking support team is always ready to help. Get an average response time of 2 minutes via live chat.

Responsible Gaming

With deposit limits, self-exclusion options, and gaming history tracking, Big Big Win helps members maintain healthy gaming habits.

Complete Transparency

Every bonus term, odds, and rule on Big Big Win is published in plain English — no hidden charges, no ambiguous conditions.

General FAQ

Answers to the most frequently asked questions from members about our Terms & Conditions.

No, registration on Big Big Win is completely free. There is no charge to open an account. A deposit is only required to play games, and the minimum deposit is just BDT 100.

No. Under Big Big Win's Terms & Conditions, each individual may only operate one account. If multiple accounts are detected, all of them will be terminated and any funds may be forfeited.

Bonus funds require a wagering requirement to be completed before withdrawal. Typically, you must wager 30 times the bonus amount. The specific terms for each bonus are stated in its description.

If any changes are made to the Terms & Conditions, big big win will notify members via SMS to their registered mobile number and through in-app notifications on the platform. Continued use of the site after any changes will be considered acceptance of the updated terms.

If a member requests to close their account, any remaining balance will be returned to the registered payment account after verification. However, bonus funds that have not met the wagering requirement will not be refunded. If an account is closed due to a violation of the rules, funds may be forfeited.

No. Big Big Win is strictly for adults aged 18 and above. Registration by minors is completely prohibited and Big Big Win enforces this rigorously.

Read the terms? Go ahead and Get Started!

Register with Big Big Win and enjoy a safe, fair, and exciting gaming experience. Open your account in just a few minutes.

18+ | Play Responsibly | Responsible Gaming

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