Where Your Data Actually Goes
When you open an account with 3999vi, we collect the details needed to run your wallet correctly: your registered mobile number, the bKash, Nagad or Rocket account you use to fund your balance, your login history, and basic device data such as browser type or app
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version. We use this to confirm deposits, match withdrawal requests to the right wallet, and flag anything that looks like a mismatched account. We don't sell this data to outside marketers, and we only share transaction references with our payment partners when it's needed to confirm
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a bKash, Nagad or Rocket transfer actually cleared. Cookies on the site help keep you logged in between visits and remember basic display settings — nothing more sensitive than that. How long we hold your account records, and what rights you have to review or correct
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them, depends on the local law that applies in your region, so we can't state a single fixed rule that covers everyone equally. If your country restricts certain kinds of account data storage, that local law takes priority over anything else on this page. Check that
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your own region allows access to 3999vi before you fund your account, since eligibility and data handling both sit on the same footing. Where a payment provider like bKash, Nagad or Rocket has its own privacy terms for the transfer itself, that sits alongside — not
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instead of — this page.
Service availability depends on eligible regions and local law. Users should check local rules before opening an account.