Clover is a cloud-based Android point of sale (POS) platform that was launched in April 2012. The company is headquartered in Sunnyvale, California. As of the quarter ended September 2020, Clover processed $133 billion of annualized card transactions worldwide, making it the largest U.S. cloud POS firm. Clover was acquired on December 28, 2012 by First Data Corporation, which itself was acquired by Fiserv, the world's largest merchant acquirer, on July 29, 2019. Bank of America Merchant Services was the first to announce it would sell Clover to its merchant base in October 2013. PNC Merchant Services was the second to announce it would sell Clover to its merchant base.