Top 8 Chat apps that are similar to ooVoo for Mac
Desktop Facebook
FreeEfficient Desktop Facebook Chat for Mac Users
Mac
WhatsApp
FreeWhatsApp app on your Mac
MacProteus
Freeinstant messaging client for most major IM services
MacWhatsapp
FreeWhatsapp for Mac: Populer messaging app on your Mac device
MacX (Twitter)
FreeMacApple Messages
FreeDownload Messages Beta and get a taste of what's coming in OS X Mountain Lion. When you install Messages, it replaces iChat. But iChat services will continue to work.
Mac
Colloquy
Trial versionQuality IRC & SILC client with style.
Mac
More Ichat Effects
FreeAdd additional effects to iChat and Photo Booth.
Mac
