The standard AddressBookONE account is a free service and offers all the basic features, including:

Adding up to 3 Connectors: Connectors are what links your external contact systems with AddressBookONE (Gmail, LinkedIn, Plaxo, Facebook etc).

Single Point of Control: A simple intuitive user interface making the task of managing all of your contacts from a single point of control a simple one.

Feature Rich Contacts Manager: Edit existing contacts and add new ones, organize contacts by single or multiple groups, star and hide contacts and filter data displayed.

Contact Merge: Merges multiple instances of the same contact to give a more complete single view for each contact record and eliminates duplicate data.

Social Contact Connections: Share your AddressBookOne contact profile with other users.

The Premium account offers all that of the standard account with the following professional features:

Phone Sync: Synchronize almost any mobile device including Android, iPhone, Windows Mobile, Blackberry, Nokia and Sony Ericsson. For a complete list of supported devices please visit our supported devices list.

Select any of your contacts by Group to synchronize with your device. Transfer all your device contacts to AddressBookONE and manage them along side all of your other contact information. Add, edit and merge contact data and sync all changes to your device, also have changes on your device synchronize back to AddressBookONE. Or simply synchronize your device for a full contact back up and restore.

Unlimited Connectors: The standard AddressBookONE account is limited to a maximum of 3 connectors. The Premium account unlocks this limit, allowing you to add as many connectors as required. Connectors are what links your external contact systems with AddressBookONE (Gmail, linkedin, Plaxo, facebook etc).

Premium Helpdesk Support: On the occasions when issues may arise rest assured you are getting the quickest possible assistance. Premium account holders get priority helpdesk responses via our on-line helpdesk ticket system.