
You make use of the import capability of FileMakercan for instance and build your own sync solution.

Make sure to wait for the sync process to be finished before opening the other databases.Only one database may be open at a time.Make sure to only update one database at the time.No configuration on the database needed.

Sync FileMaker files using DropBox / Google Drive / Owncloud / Nextcloud + Pro You have to pay close attention: which database is the current master? have I copied it yet to the other 2 devices? when did I copy them?.Make sure to only update one database at the time and replace the old databases with the edited one before making changes.Approaches to keep your FileMaker databases in sync Keep one master database and change only one at the time + Pro
