Nimbuzz - Enjoy free calls, free IM and all your social network friends in one place: Nimbuzz, MSN, Facebook, AIM, Google, Yahoo!, MySpace and more.
See who's online 24/7, send pics, music, voice messages and videos for free
Papaya - turns your phonebook into a fun and useful social network! It allows you to communicate with your friends cheaply and easily, no matter where you are. Using Papaya, you can play games with your friends, chat with them over IM, share pictures and other files, make cheap international calls, and more
Pocket ICQ - brings all of the best features of ICQ on your PC to your Windows Mobile smartphone! ICQ for Windows Mobile lets you communicate whenever you want, wherever you are, in whatever way suits you best. Update your ICQ status and information when you're on the go. Change your conversation style, manage your Contact List, and much more
This application allowing you to chat using Bluetooth to distance of approximately 10 meter. So you can chat with anybody having a Bluetooth enabled handheld within this distance
TEDtalks for HanDBase - includes links to watch individual TEDTalks. TEDTalks features the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes). This site makes the best talks and performances from TED and partners available to the world, for free
TwitsnapsNotes allows you to compose a drawing note and when you tap the 'Ok' button to save the note. The note is converted to a JPEG image and uploaded to the TwitSnaps.com website with any notes. This service is provided by TwitSnaps
TwitvidContacts allows you to create categorized lists of people that use the Twitvid.com service and allows direct access to the person's page. Select the group and the person to view the Twitvid.com page for the user. This service is provided by Twitvid