Setup in a few steps PPTP VPN on Android

What is VPN and why using it

VPN stands for Virtual Private Network and is a group of computers that allows users to securely access a private network and share data remotely through public networks. A business use VPN for connecting to remote data centers, while individuals use VPN to access the internet secured so they can enter untrusted public networks without any risk. Many are using VPN to access websites which are inaccessible with own IP addresses, because of the access restricted. Others are using VPN to watch streaming content which are forbidden to watch outside a certain country.