Flipkart is the first Indian app to hit 50m installs on Android

"Flipkart has become the first Indian app to cross the 50 million installs landmark on Google Android Play Store. This landmark was crossed in the first week of February 2016.
The Flipkart app, which is also among the highest rated Indian shopping app on Google Play, is the first Indian app across all genres including popular ones like communication, social, entertainment, to cross the 50 million install benchmark. Android phones are the most dominant operating system in smartphones with over 85% of the total smartphone base in India."

Source;  Next Big What, 19th February 2016