1. Firefox – The wait is over. Firefox empowers you to browse faster, more safely and more efficiently than with any other browser. Join more than 50 million others and make the switch today — Firefox imports your Favorites, settings and other information, so you have nothing to lose. (more info here) 
2. Google Toolbar – a great way to surf the net. The Google toolbar has just come out with a version for Firefox. Have a peek here for more information – Google Toolbar
3. And of course… nothing works better than an Apple computer – apple.com