Focos is an app that allows you to refocus images taken by the portrait function in iPhone 7 Plus/8 Plus/X. It also allows for more advanced depth map editing, adjusting foreground and background separately.
TouchRemove is an Android app to quickly remove annoying objects from your photos. Mask and remove annoying powerlines, tourists, objects etc. easily.
The algorithm (content-aware fill) automatically fills and paints the masked area.