The AnchorFree VPN iOS SDK provides a way to implement custom VPN infrastructure with some features that include; classes and methods to authorize client users and the ability to connect to backend VPN service. Some of the services intended to manage user and VPN connections are; CTClientService, CTConnectionService and more. AnchorFree protects your user data from ISPs and hackers, and provides a way for your app to be available globally. The AnchorFree service allows you to build secure applications that can't be throttled or restricted and supports popular VPN protocols and major client platforms. AnchorFree engineers develop innovative technologies that enable users to stay secure and private online.