LiteManager OSX client and iOS client.
You can connect multiple address books to Viewer.
Main menu — Tools — Address Book.
The list of available address books. You can add, modify or delete an address book.
Adding a new address book. Specify its name and file path. Address book in LiteManager is a connections_3.4.xml file containing the list of connections. You can set Read only flag for a new address book. You can temporarily hide an address book so that its connections will not be displayed.
Sync. through NOIP.
Set index for separate several books on NOIP.
Add new users to address book if need give access only for single contacts or groups.
Attach user to group or connection.
Use user name and password for synchronization single contacts.
For sync through file, if several Viewer modules have access to an address book, set Read only flag for all Viewer modules. You can edit an address book from only one Viewer, otherwise it may cause a conflict situation.