But a major highlight of his address was a strong appeal to all Indians: "Everyone should install the Sachet App." But what exactly is the Sachet App? And why is PM Modi urging citizens to use it?

Prime Minister Narendra Modi, during his ‘Mann Ki Baat’ address on Sunday, urged people to use the ‘Sachet’ mobile app, launched by the National Disaster Management Authority (NDMA), which helps in ...