Research in Motion has created a portal hosting downloads of popular IM clients including AIM and Windows Live Messenger. You can access the portal directly from your BlackBerry by visiting directly from your device’s BlackBerry browser.

Depending on your wireless carrier the following IM clients are available for download:

  • AOL Instant Messenger (AIM)
  • Windows Live Messenger
  • ICQ
  • Yahoo! Messenger
  • Google Talk