Alfi, Inc. provides Software as a Service (SaaS) solution for the digital out of home (DOOH) smart advertising segment in the United States. It offers Alfi, an artificial intelligence (AI) SaaS platform that transforms DOOH advertising into real-time audience-based marketing, as well as uses AI and machine learning software can detect the presence, demographics, such as age, gender, time, location and behavior to serve relevant advertising. The company also provides machine and deep learning, edge computing, Big Data, telecommunications, and the Internet of Things (IoT). It serves transport hubs, hospital, cruise lines, car dealerships, airports, hotels and restaurants, museums, salons and SPA, theme parks, and trade shows. The company was formerly known as Lectrefy, Inc. and changed its name to Alfi, Inc. in January 2020. Alfi, Inc. was founded in 2018 and is based in Miami Beach, Florida. On October 14, 2022, Alfi, Inc. filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the District of Delaware.