Best solution for project synchronization between MacoS and iOS?

What is the best solution for project synchronization between MacOS and iOS?

When I have a project open on MacOS, and I want to work on iPad, do I have to close the project on MacOS or just save it and leave it open?

Thank you.

Detailed guide here:

scrivener.tenderapp.com/help/kb … g-with-ios

scrivener.tenderapp.com/help/kb … c-services

Merx