I use the Gallery and File Manager apps. They are also among the very few apps I have ever willingly paid for, primarily to thank the dev for making a well-functioning product with great UI/UX.
If the author is reading this comment, thanks for your work.
Does anyone know if there any reasonably effective medications, yet (with sources)? Plasma therapy is the only majorly effective therapy I am aware of, at present. Would be interesting to read more on any promising treatments (aside from the Oxford vaccine success story).