You need later versions of iOS for additional features (audio calls, group calls, etc.). IPhones with iOS 4 or later and Mac Computers with macOS X 10.6.6 or later can make FaceTime calls. This means you need an Apple device to make a FaceTime Call. But even then, FaceTime is not interoperable on other devices. If you are using FaceTime over cellular data (3G or 4G LTE), then you can get away with low data consumption for audio calls.Īpple developed FaceTime protocol using a bunch of open standards. This uses significantly less data than FaceTime Video calls. Starting with iOS 7, FaceTime allowed audio-only calls which are similar to other VoIP (Voice over Internet Protocol) calls. But starting with iOS 12, you can make group video calls using FaceTime with up to 32 participants.Īnother major feature / update from Apple was FaceTime Audio-only calls. Until iOS 12, FaceTime did not support group calls.
With iOS 6, Apple allowed users to make FaceTime calls over the cellular network as well. What can you do with FaceTime? It lets iPhone users to make one-on-one video calls to other iPhone users over Wi-Fi. It is available on all iPhones, iPads, and Mac Computers. FaceTime is a free video calling application from Apple.
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