Many people in Latin America do not have bank accounts or credit histories, leaving them with little reason to work with banks. Consumer banking services are currently only offered by a handful of large traditional banks, making room for new players in the marketplace—more specifically, the growing FinTech sector and its low-cost offerings. Emerging FinTech firms provide opportunities for this underserved population due, in part, to their lower or non-existent fees compared to large banks that charge for almost every service. In this article, we explain specific trends and the resulting impact of FinTech in the markets of Argentina, Brazil, Columbia, and Mexico.