VPN apps free download for all operating systems
VPN free download for PC, Mac, smartphones, tablets, iPhone, iPad and iPod
OpenVPN
OpenVPN client free download for Windows XP (32 – bit)
http://swupdate.openvpn.org/community/releases/openvpn-install-2.3.14-I002-i686.exe
OpenVPN client free download for Windows XP (64 – bit)
http://swupdate.openvpn.org/community/releases/openvpn-install-2.3.14-I002-x86_64.exe
OpenVPN client free download for Windows Vista and later
https://swupdate.openvpn.org/community/releases/openvpn-install-2.4.1-I601.exe
OpenVPN client free download for Android 4.0 or later
https://play.google.com/store/apps/details?id=net.openvpn.openvpn&hl=en
OpenVPN client free download for iOS 6.0 or later
https://itunes.apple.com/us/app/openvpn-connect/id590379981?mt=8
Viscosity
Viscosity for Windows Vista and later
https://www.sparklabs.com/downloads/Viscosity%20Installer.exe
Viscosity for Mac OS 10.8 or later
https://www.sparklabs.com/downloads/Viscosity.dmg
Tunnelblick
Tunnelblick for Mac OS 10.7.5 or later
https://tunnelblick.net/release/Tunnelblick_3.7.0_build_4790.dmg
