Sachin Teke is a behind-the-scenes kind of guy. That's why most Indians probably don't know that he created one of the country's handiest apps. But mention the name "m-Indicator" to a Mumbai resident ...

This is the story of that ubiquitous blue and red mobile app which most of 80 lakh Mumbai rail commuters use during every single journey, day in and day out. M-Indicator, with over 15 million ...