yaChat for Yahoo chat messenger and free call!

Free call and chat with your Yahoo friends. Features:- Secure login using Yahoo auth SDK- Fast and easy to chat- Free call to your Yahoo friends (VOIP call)- App can keep running in background.- Can test voice quality using our service Call Echo Test- Protect your chat by passcode- See your Yahoo friends statusNote: - App can chat directly with official Yahoo Messenger but to make free call, both side must install yaChat- virtual nick name may not work properly sometime so please use your real nick namePrivacy Policy: The app connects directly to Yahoo chat servers using Yahoo SDK.