WhatsApp Voice calling feature is now also available for iPhone users. It was rolled out for Android back in February. This would be definitely a good news for iOS users. Still Windows phone users are waiting for voice calls in WhatsApp. To get this feature, you must update your WhatsApp to version 2.12.1.
However, just like it was rolled out slowly on Android, not all iPhone users will see this feature on their iPhones. The update will take few weeks to reach all users. Along with this Voice calling feature, they have also brought some new stuffs such as, users can now share links, photos, videos, etc from other apps to iPhone.
So, if you are an iPhone and active WhatsApp user, you must update the app right away and enjoy free voice calling in better quality.