It has been three and a half months since I announced “I will make Papers – the soon-to-be default document viewer in GNOME – work on mobile, while improving the UI in general.”
For that, I was granted a stipend by Google Open Source. And, I would say: I delivered on this promise—see for your self, with the next release of Papers.
Now, my project is over (but I am here to stay), and if you want to read a bit more about what I did, I’ll humbly recommend my blog post: 

Markus Göllnitz
Document Viewer on Mobile
If you only want a document viewer on your phone, get Papers on Flathub. If you are interested in the resulting source code of my GSoC project, che...
