Online tool for tracking and counting Google Plus followers and follower history.

Online directory and search tool for finding people with Google+ accounts. Includes demographic data.

Tracks data and presents detailed reports for thousands of users Google+ users.

Web service for creating Google+ profile pictures and banners.

Online link redirecting and shortening service specifically created for Google+ URLs.

Google+ URL shortening with traffic overview, geolocation, referral source, and other analytics details.

Provides suggestions on who to add or include in one's Google+ circles.