Founded in 2013 and based in Sao Paulo, Brazil, Vitalk provides a virtual wellness assistant named Viki, along with digital tools, progress tracking, and virtual treatment to help people maintain their mental health. In April 2022, Vitalk was acquired by Gympass and is now known as Wellz. Wellz aims to be the leading expert in caring for individuals and companies worldwide, managing the emotional health of employees to enhance productivity and well-being in the workplace.