Sina.com is an Android developer, who started in 2010, and thus is one of the Android pioneers. The current app portfolio contains 28 apps. Overall, we estimate that Sina.com's apps have collected about 10 million installs, 100 thousand of them in the last 30 days. A popular app is 微博
, which is highly ranked in several countries and, with over 10 million installs, is one of the most popular apps in the Android ecosystem.