CYNCZ for iPhone

From CYNCZ: For individual and business subscribers, CYNCZ solves the nightmare of managing multiple address books and contact data sources by providing an "automatic self-updating" address book, including emails (Outlook, Gmail, Yahoo, Live, etc.), CRM (Salesforce, Dynamics etc.), mobile phones (Blackberry, iPhone, Windows Phone, etc.) and social networking sites (Facebook, LinkedIn, etc.), and helps subscribers access the most up-to-date contact data on any device, at any time. CYNCZ also provides "VAR / OEM ready", "cross platform" Web Service API as a White-Label "automatic" address book aggregation, consolidation and "two-way" synchronization Service.