// help desk
Support
For account, billing, referral, or connection issues, email support with your account email and a concise description of the problem.
Contact
Email: support@null-vpn.com
Billing
- Manage payment method and cancellation from the Billing tab.
- Stripe checkout starts the 7-day trial after card verification.
- Referral rewards are applied automatically after 3 card-linked referrals.
Connection
- Sign in to the NullVPN app on each device to provision a tunnel.
- Basic supports 1 device; Standard supports 3; Pro supports 5.
- If a device is stuck, revoke it from the dashboard and sign in again.