Typora store files in
Markdown format, which is just plain text. Therefore, you could use any 3rd party sync tools, such as iCloud Drive, Google Drive, OneDrive, Dropbox and others, to sync those file across devices.
We are currently focusing on the desktop version of Typora, so there won’t be mobile version of Typora in near future.
To edit files on Mobile, you could choose any Markdown editors that support iCould Drive or other 3rd cloud sync / storage tools, such as