I saw this and thought I'd repost it here as it's a topic that comes up quite a lot.
Google have compiled a pack of lots of useful but FREE software that you can download.
Google Pack is:
Software specifically selected by Google
Always free - no trial versions or spyware
Ready to use in just a few clicks
Google Pack includes:
- Google Chrome Web Browser
- Google Apps
- Google Mail, Calendar, Docs
- Spyware Doctor
- Picasa
- Adobe Reader
- Skype
- Google Earth
- Google Toolbar for IE
- Norton Security Scan
- Google Desktop
- Google Photos Screensaver
- Firefox with Google Toolbar
- RealPlayer
Follow the link, select what you want, download and enjoy!
You can also get more info about each program.
http://pack.google.com/