Only the current version so far — new entries appear as the app ships updates.
Birthday Calendar is a business app by SMobileApps with 1,000+ downloads (about 3.9K estimated). +1 installs in the last 7 days. Rated 3.4 from 130 ratings. Released Jul 18, 2013. Install growth, rank history, SDKs and ad networks.
From the store listing: “You will never forget your friend's birthdays again!”