What are some alternatives?
When comparing Wippien and DynVPN, you can also consider the following products
SoftEther VPN - It virtualizes Ethernet by software-enumeration.
Tunngle - For the longest time, it was not possible to play video games online with others. If you wanted to play multiplayer, you had to join your friends in person and play on a single console with multiple controllers. Read more about Tunngle.
OpenVPN - OpenVPN - The Open Source VPN
Freelan - You are in control. Why would you trust a closed, proprietary software with your most-sensitive data ? Freelan is open-source and completely free. You know everything about its internals and its source-code.
Tor - The Tor Project's free software protects your privacy online. Site blocked? Email [mailto:[email protected]] for help downloading Tor Browser.
Psiphon - Psiphon is circumvention software for Windows and Mobile platforms that provides uncensored access to Internet content. Read more about Psiphon.