Support
We’re here to help
Write to us by email and a person will answer. First, check whether your question already has an answer below.
It may already be answered
My phone won’t open the drive
Check in three steps whether your phone reads USB drives, and in which format.
I forgot my password
There is no way to recover it, neither for you nor for us: that is what protects your files.
Buying and usage questions
Price, refunds, which drive to use, how to make a backup and more.
Write to us
Tell us what you use (Android or Windows, and its version), the app version if you know it, and what happened.
We will never ask for your password: don’t send it, nor screenshots of what you keep in the vault.
Write an emailcryptnookvault@gmail.com
Payments and refunds are handled by each store: Google Play or Microsoft Store.
How to buy