I also use org-mode a lot and wkll use it more in the future once I have some time to sort some things out with it. For thhe mobile part, I'd suggest you look

I also use org-mode a lot and wkll use it more in the future once I have some time to sort some things out with it. For thhe mobile part, I'd suggest you look into MobileOrg. However, it was not a good fit for me, so I am now running emacs in Termux (on Android and I like it very much.