The newest version of WhatsApp for iOS 7 has now been released. You can get the update from here.
WhatsApp GM for iOS 7!
WhatsApp GM for iOS 7 has been distributed to beta testers; the Golden Master version for WhatsApp iOS 7 confirms the rather soonish official release. The upcoming version will be introducing some new and fresh design supplemented with security updates, new sounds and gestures. The upcoming WhatsApp iOS 7 update expected next week is about to bring some major changes in the messaging service.
You can read about these changes and awe at the leaked images in this post >> WhatsApp for iOS 7 Screenshots - Leaked Images
WhatsApp GM for iOS 7 indicates that the work on this latest update has been completed. Expect to get your hands on this latest WhatsApp for iOS 7 early next week. Stay tuned for more updates.