LogMeIn

• join.me for Mac
  screenshot | size: 2.19 MB | price: $0 | date: 5/17/2012
  Instantly share your screen and collaborate in real time for free.
• LogMeIn Free Remote Access for Mac
  screenshot | size: 24.87 MB | price: $0 | date: 5/3/2012
  Remote access to your Mac over the web. Stay connected no matter where you are.
• LogMeIn Hamachi
  screenshot | size: 3.68 MB | price: $0 | date: 4/24/2012
  Quickly extend LAN-like networks to distributed teams.
• join.me
  screenshot | size: 2.82 MB | price: $0 | date: 5/17/2012
  View someone's screen and collaborate in real time for free.