How your data is used when you're on 39bdt, where it goes, and how long it's kept â it's all laid out here, clearly and transparently. No ambiguity.
Purpose & Scope of This Policy
Millions of people log in to 39bdt every day to place bets and make transactions. Each of these activities generates some form of data. You have the right to know how we use that data â and 39bdt is committed to being fully transparent about it.
This privacy policy applies to the 39bdt.ws website, mobile app, and all related services. It applies equally to all users of 39bdt across Bangladesh.
We want you to feel safe using 39bdt â not just with financial transactions, but with your personal data too. This policy is the foundation of that trust.
Complete list of data we collect
39bdt only collects data that is necessary for the platform to operate properly. Collecting unnecessary data goes against our policy.
| Data Type | Example | Time of collection |
|---|---|---|
| Identity Information | Name, date of birth, NID number | Registration & KYC |
| Contact Information | Mobile number, email | Register |
| Financial Information | BKash/Nagad number, transaction history | Deposit/Withdrawal |
| Usage Data | Betting history, session duration | While using the platform |
| Technical Information | IP address, browser, and device model | Automatically |
We do not collect sensitive information such as religious identity, political views, or health data.
The Reason Behind Every Piece of Data We Collect
39bdt never collects data without a reason. Each purpose is clearly outlined below:
Technical & Organizational Security Measures
39bdt uses multiple layers of security to protect your information. Even if one layer is breached, the others remain active â this approach is known as "Defense in Depth".
Keep in mind, though â using the internet always carries some risk. You are responsible for keeping your password and OTP code secure.
Complete Data Transfer Guidelines
39bdt never shares data with third parties for advertising or commercial purposes. However, data may be shared in the following limited circumstances:
In all circumstances, third parties may only use data for the specified purpose â any other use is strictly prohibited.
Why cookies are stored in your browser and how to manage them
Cookies are small text files stored in your browser. 39bdt uses the following cookies:
Cookies can be managed or deleted through your browser settings. However, disabling essential cookies may affect platform functionality.
Your rights and what you can request
39bdt believes every member should have full control over their own data. We therefore guarantee the following rights:
Data Lifecycle â From Collection to Deletion
39bdt does not retain data longer than necessary. Retention periods by data type are outlined below:
For as long as your account remains active. Retained for 3 years after closure, then permanently deleted.
Retained for 5 years as required by law.
Deleted 2 years after last contact.
Kept in anonymized form for 1 year, then automatically deleted.
Session cookies are deleted when you close your browser. Persistent cookies expire after 30 days.
Special Measures to Protect Users Under 18
39bdt strictly prohibits its services to anyone under the age of 18. We do not knowingly collect data from minors.
If a minor creates an account using false information and 39bdt becomes aware of it:
If parents suspect their child is using 39bdt, please contact support@39bdt.ws.
How and When This Policy May Change
This privacy policy may be updated due to technological changes or new legal requirements. When updated:
A copy of a previous version can be provided upon request. This policy was last reviewed on January 1, 2026.
What we do in terms of technology and policy
We use 256-bit SSL encryption â the same standard trusted by international banks and financial institutions. Your data is fully secured during transmission.
OTP verification is mandatory for login and sensitive account changes. Even if someone knows your password, they cannot access your account.
39bdt never sells your data to advertisers. This isn't just a promise â it's built into our technical infrastructure.
We only collect what's strictly necessary â nothing more. Requesting unnecessary data goes against everything 39bdt stands for.
The retention period for each type of data is determined in advance and disclosed transparently.
All policies are written in plain Bangla â no complex legal language. What you read is exactly what happens.
Common questions about using the platform
Your privacy is protected at 39bdt â transparent policies, a secure platform, and full support in Bangla