TightVNC

Some other remote desktop apps are better under some circumstances, but VNC remains a great app.

This is one of the first free remote pc software that was available and they have done an amazing job of keeping it up to date and bug free. Very slick interface and remarkably easy to use. I don't know how companies that make paid versions of remote desktop control can compete with this free version.

This is a website for software that is free. But beware of the download of various fixes various bugs of your computer.

Check out there new tightprojector it works just as well as tightvnc. Also support them with a donation if you decide to use this software, it helps out the cause! Anyone who needs to do IT work and control their clients PCs should use this program.

The 2 best free remote pc software IMO is tightvnc and logmein. I like the security of tightvnc over logmein and tightvnc won't keep spamming you asking for more money.

Why you should use this remote desktop software
1. It is free
2. They have USB option, carry your USB and remember all of your settings
3. It is free and best around. Give them some love and donate if you use this.

Best free remote desktop application is tightVNC - I use this all the time at work to remotely work on other people's PCs. I would highly recommend it for anyone who needs to remotely control a PC. There is NO need to buy any software as this is free. The only tradeoff is there is not a ton of documentation on it.