[WindowsCentral.com]

One of the great new features for Windows Phone 8 Update 3 is actually for developers: adding custom tones to their app. While Windows Phone customers have had the ability to add custom notifications to their devices for a little while now, being able to assign them to different apps was a little trickier.
Late last night, WhatsApp beta version 368 began rolling out to testers in the private program. On board under the Settings is a new section called ‘notification tones’.

Full story from the WPCentral blog...

[Udit Guru]

when we are getting the update.??????