Most of the free VPN connection are came from USA or UK servers.Other countries server may need to pay for getting VPN services.Mullvad is VPN services providers and giving Free trial for Windows,Mac and Linux OS users.
Mullvad website :https://www.mullvad.net/en/
Mullvad client :https://www.mullvad.net/en/download.php
Mullvad using OpenVPN platform having VPN connection with using 2048-bit RSA and 128-bit Blowfish encryption.You just need downloading Mullvad software client and installed,it will connect VPN automatically.They free VPN servers are located at Netherlands.
Download Mullvad software client and installed.The free trial is quite fast and is suit for web surfing,no problem for HTTPS connection,Yahoo messenger and MSN.If you satisfied Mallvad VPN services can subscribe their monthly payment option.
Moreover,Mullvad also provide Android,iPad / iPhone VPN connection.