LYF, also known as Reliance LYF, is an Indian mobile handset company headquartered in Mumbai, India. It manufactures 4G-enabled VoLTE smartphones. It is a subsidiary of Reliance Retail, the consumer electronics arm of Reliance Industries Limited. The LYF phones are sold under different series like Earth, Water, Wind, Flame, etc. These are sold with the Jio 4G LTE compatibility.