LogMeIn Hamachi v2.1.0.166
Hamachi creates a virtual local area network (LAN) between two or more computers around the internet.
A networking technology enabling any two computers on the Internet to talk directly to each other.
Hamachi will allow you to establish secure direct connections to PCs that are not accessible otherwise due to the restrictions in network setup.
UltraVNC is a powerful, easy to use and free software that can display the screen of another computer (via internet or network) on your own screen. The program allows you to use your mouse and keyboard to control the other PC remotely. It means that you can work on a remote computer, as if you were sitting in front of it, right from your current location.