FaceApp raises concern about how photos are being used to create aging effect
9to5mac.com
9to5mac.com
Yes it does look fishy. Today we have TensorFlow lite and Core ML, but to me it makes sense they did it this way back then.
[0]: https://en.wikipedia.org/wiki/FaceApp
[1]: https://www.apple.com/newsroom/2017/06/ios-11-brings-new-fea...
Where option (3) and option (1) appear transparent to the application requesting the permission