SpiceJet is an Indian low-cost airline owned by the Sun Group of India. It is now operated with a mission is to become India’s preferred low-cost airline, delivering the lowest air fares with the highest consumer value, to price sensitive consumers. They have released their official mobile app for Windows Phone devices. In fact, there is no Android or iOS app released so far. As you can expect from a typical airline app, you can book air tickets, do check-ins, PNR lookup and more.
Download it here from Windows Phone Store for free.
Thanks to Keel for the heads up.