Chat & IM
Megafon
Call4mac(Trial version)ShowMacster
Showmacster(Trial version)Microsoft Messenger
Microsoft(Free)Tweetie
Atebits(Trial version)Linkinus
Linkinus(Trial version)PhotoGrids for Instagram
Wang Xiaodong(Free)Express Talk
NCH Software(Free)BitTorrent Bleep
BitTorrent(Free)Echofon for Mac
Naan(Trial version)Beeper
Beeper Inc.(Free)