- just like Apple’s FaceTime, Facebook’s WhatsApp and Microsoft’s Skype

- provides end-to-end encryption

(Pocket-lint) – Google Duo is a video and sound calling app produced by Bing, much like Apple’s FaceTime, Twitter’s WhatsApp or Messenger and Microsoft’s Skype. Duo is absolve to use and works across both iOS and Android os devices – unlike Apple’s FaceTime.