Marvin for iOS (
version 1.7 and later) may be connected directly to calibre via USB with the
iOS reader applications plugin.
After installing the plugin, follow the
Configuring your preferred iOS reader application directions in the plugin thread to set things up with Marvin as your preferred iOS reader application. (For a more detailed installation overview, see
this tutorial at Marvin's website).
Start Marvin on your iDevice, then touch the cloud icon in the lower right corner of Marvin's Home or Library screen.
Touch 'calibre' to initiate Marvin's calibre connector.
Start calibre. After initializing, Marvin will appear as a connected device to calibre.