WHATSAPP UPDATE BRINGS VOICE CALLING TO IOS

Barely a month after the Voice calling on Android, Whatsapp the premier instant messaging platform is now rolling out this feature to iOS users. The new feature is a part of the  2.12.1 update available on the Apple App store.

The voice calling feature isn't the new feature added by the update as it brings some nifty features such as:
iOS 8 share extension which allows one to Share photos, videos, and links right to WhatsApp contacts from other apps.
• Quick camera button in chats: Now you can capture photos and videos, or quickly choose a recent camera roll photo or video.
• Edit your contacts right from WhatsApp.
• Select and Send multiple videos at once and also crop and rotate videos before sending them.

Source: 9to5Mac