What Information We Collect and Why
When you open an account with bb4apk, we collect the details you submit during registration — your name, contact number, and email address. When you make a deposit or withdrawal using bKash, Nagad, or Rocket, we log the transaction reference and wallet number associated with that
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transfer. We do not store your mobile banking PIN or full wallet credentials. We also collect device identifiers, browser type, and session data to keep your account secure and to help us detect unusual login attempts. If you contact our support team, the content of that
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conversation is stored so we can follow up accurately. We use this data to process your payments, verify your identity when you request a withdrawal, maintain your account history, and improve how the platform performs on mobile. We do not sell your personal data to third
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parties. Data shared with payment processors — such as the gateway services behind bKash, Nagad, and Rocket transactions — is limited strictly to what those processors need to complete your transfer. Retention periods vary by data type; account records are kept for as long as your
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account remains active, plus a further period as required by applicable rules in eligible regions.
Service availability depends on eligible regions and local law. Users should check local rules before opening an account.