"CircleBack - Contact Manager" is a functional phonebook management suite that simplifies managing multiple digital phonebooks.
Available as a web application and in versions for Android and iOS, the app can be used to synchronize different contacts lists that are stored in various platforms like Gmail, Yahoo, LinkedIn, Outlook.com and Twitter, among others.
With an intelligent duplicate-contacts scanning feature that's based on an intelligent crowd sourcing archetype, it is very useful to media practitioners who have hundreds of contacts stored across various phonebooks, as they can consolidate all their contacts' information into one organized digital rolodex.