NordVPN - NordVPN offers VPN technology that encrypts data twice.
VyprVPN - VyprVPN makes reclaiming your online privacy, security, and freedom as simple as tapping to connect.
TunnelBear - Really simple VPN to browse the web privately & anonymously.
Keepsafe VPN - Protect privacy on WiFi hotspots & sites around the world
OpenVPN - OpenVPN - The Open Source VPN
LiquidVPN - LiquidVPN creates an encrypted tunnel between the device and the servers via a secure Virtual Private Network.