The attachment list gives an overview of all attachments received from and sent to the currently selected contact, just like the contents of a folder in Finder.

The list can be sorted by any column and the order of the columns can be changed by...

The attachment grid view allows for browsing your contacts attachments more visually than the list view. All attachments show up with large preview icons that can be resized with the slider at the bottom.

Unibox uses OS X Quicklook technology f...

All attachments are downloaded automatically in the backround by default. This can be turned off in the Advanced preferences tab. Manual download works by clicking on the down arrow.

Currently downloading attachments have a circular progress in...