Zain Saudi Arabia launched the new VoLTE service on iPhone devices with the latest iOS 9.3.2 in corporation wit Apple, the company announced. Eng. Sultan Abdulaziz AlDeghaither, Chief Technology Officer at Zain KSA, said "VoLTE offers more options to our customers over 168 city and province covered with LTE services. This service will grantee smooth transition between Wi-Fi Calling without call dropping." Among only 11 countries around the world, Zain KSA is the only operator in Saudi Arabia and the Middle East to provide Wi-Fi Calling and VoLTE for iPhone users. Eng. AlDeghaither added "with VoLTE, users can conduct their calls faster than ever, reducing the call setup time from 8 seconds to just 1 second. In addition to making voice calls while browsing the internet using the LTE network." AlDeghaither said "Saudi Arabia is one of the five most digitally engaged countries in the world. Striving to keep up with the high demand on the digital services, we developed and expanded our LTE Advanced network, while also investing more on the network as part of our transformation plan." Zain KSA recently announced the launch of WiFi Calling service, allowing Zain customers to send and receive calls and SMS using Wi-Fi connection. The service is available automatically for iPhone users on Zain network. Zain customers using iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, and iPhone SE devices, will be able to use VoLTE, Wi-Fi callin, and LTE Advance.