Only the current version so far — new entries appear as the app ships updates.
ContactsPlus: Contacts & Sync is a productivity app by Polaris Software DBA Contacts Plus LLC with 10,000,000+ downloads (about 28M estimated). +943 installs in the last 7 days. Rated 3.9 from 206K ratings. Released Aug 5, 2010. Install growth, rank history, SDKs and ad networks.
From the store listing: “One address book for Google, iCloud & Outlook. Do even more in our web app.”