Not centralized service, and that's why no way to found logs of your Internet surfing. Servers comes from enthusiasts of VPNGate.net
VPN Gate Academic Experiment Project is an online service as an academic research at Graduate School of University of Tsukuba, Japan. The purpose of this research is to expand the knowledge of "Global Distributed Public VPN Relay Servers".
* Secure Open VPN connection: protect yourself by utilizing its strong encryption while using public Wi-Fi.
* Disguise your IP address to hide your identity while surfing the Internet.
* Many servers from many countries from http://www.vpngate.net/
* No registration is required.
* Unlimited Free VPN Service
* Open Source https://github.com/ThinkDevz/FreeVpn
* Ads Filtering with in-app purchase