Lite Multi Address Books

With this app, you could conveniently print/email/edit/manage your contacts, add/remove groups, add/remove group batch members, and transfer between iOS devices in a way of peer-peer direct communication without any involvement of internet or cloud storage, your permission would be requested each time before transferring. In addition, you could conveniently organize multiple address books, for example, multiple address books transferred from other iOS devices could be stored/loaded/deleted in your iPhone or iPad. Your local address book could be saved in multiple versions, each version could be loaded/deleted individually. The following features are supported:
* to keep multiple sets of address books in one iPhone or iPad
* to add/remove groups
* to add/remove group batch members
* to transfer your address book from iPhone/iPad to another one directly without connecting internet or cloud
* to add multiple address books from other iPhones/iPads to yours
* to select any one of the received address books as your current local address book
* to save your current address book locally and to restore it in case of need
* to avoid erroneous deletion by protection mechanism
* to make paper hardcopies of your address books by printing
* no disclosure/hacking risk of internet and cloud because of peer/peer direct communication without internet
* no risks of losing old contacts during transferring, old contacts would be remained or replaced by new one if their names are the same
* to save your address book electronically via email, message or airdrop
* to add new contacts
* to modify existing contacts
* to delete contacts in mass fashion
* to set/view birthday reminder
* to support advanced query (empty/non-empty/matching/containing/starting with/ending with)
* to find/merge duplicates
* to transfer individual contacts (sending via "Advanced Querying”, receiving via "Import Address Book")
* to enable/disable images when transferring individual contacts (via “Settings”)
* to transfer individual address books (sending via "Organize Multi Address Books”, receiving via "Import Address Book")
* no registration is required