In this digital age, people can hardly stay away from mobile phones. From checking WhatsApp messages and surfing news sites, the day's schedule includes booking a taxi to work or ordering food and merchandise online. The Narendra Modi-led government, too, is increasingly looking to leverage the communications revolution by engaging with the masses through mobile apps, which not only help people to stay connected with government programmes, but also take part in the initiatives. Here's a look at the most popular and useful apps launched by the government.