Renders of a foldable iPhone have been created and published by LetsGoDigital. The images are based on a patent application Apple made with the USPTO. Unlike many recent foldable offerings, the smartphone does not turn into a tablet-sized device. The standout feature of this potential foldable iPhone is that it can fold inwards and outwards.
https://www.notebookcheck.net/Foldable-iPhone-renders-offer-a-glimpse-into-the-future.410452.0.html