Allegro Contents Uglydoll Make a Payment at Citibank Ultrasonic Cleaner Free VPN vs Paid VPN If you are running a VPN on a router, you will not have to setup a VPN client for mobile devices that use the network. In other words, when you connect your mobile device to your VPN router, the traffic will still be encrypted and you will be using the VPN server’s IP address (even though you are not running a VPN client on your mobile device). This is one of the main advantages of a VPN router.