Smartphones can take on the roles of many other gadgets—cameras, calculators, e-readers, dictaphones, and all the rest—and they can also do double duty as webcams. In fact, this functionality is now built into both Android and iOS, so it’s easier than ever to use a phone as a webcam when it’s connected to your…
https://gizmodo.com/how-to-use-your-android-phone-or-iphone-1851147310