Revolut Ltd is a UK-based financial technology company that offers a range of banking services through its mobile app, including currency exchange, debit cards, and peer-to-peer payments. Founded in 2015 by Nikolay Storonsky and Vlad Yatsenko, Revolut has rapidly expanded its offerings to include cryptocurrency trading, stock trading, and savings accounts. The company generates revenue through subscription plans, transaction fees, and interchange fees. Key milestones include achieving unicorn status in 2018 and reaching over 15 million users globally by 2021.