Yes, sign in to the same account. Free includes 1 device, Premium 3, Ultra 5 and Full 10. They share one traffic allowance.
The UnitVPN app and apps using your subscription link, such as Happ, occupy device slots. An offline device stays in the list. Signing in on the website uses no slot.
Open Profile, Devices in the app or Devices on the website to remove an old device and free a slot.
Removing a device from the list is different from ending an unfamiliar sign-in. End an unfamiliar session, and reset the subscription link for Happ.
My devicesUpdated