FYI:  The massively popular Russian FaceApp for Android and iOS may be fun, but it also may have serious privacy concerns.  Check out the article by Thomas Brewster at Forbes on July 7, 2019.  https://www.forbes.com/sites/thomasbrewster/2019/07/17/faceapp-is-the-russian-face-again-app-a-danger-to-your-privacy//#6802cbbf2755.