Apps
Route only selected applications through the VPN.
Android features
Control the route, not only the VPN switch.
Split tunneling, Quick Settings, and background operation fit the VPN into everyday actions.
Complex networks
Switch transport for the current network conditions.
System tile
Connect from Android Quick Settings.
Background operation
The tunnel is designed to continue when the interface is closed.
Features do not remove Android limitations.
Vendor battery controls, DNS cache, and app policy can affect the result.