What does it take to make a top-rated Android app? The Flipkart online shopping app, rated 4.5 on the Google Play Store, is one of a handful of apps tailored for the Indian Android user that has earned accolades from Google for exceptional performance on a number of criteria. It wasn't always a smooth ride, though. Flipkart's product development team had to surmount several challenges to build an app that delivered on multiple parameters. Hear the story straight from the Flipkart team behind India's leading online shopping app