Ondemand GmbH is a company that provides customer feedback solutions through its platform, Callexa Feedback. Available at https://feedback.callexa.com, the platform specializes in gathering and analyzing customer feedback using Net Promoter Score (NPS) surveys. It aims to help businesses enhance customer satisfaction and loyalty by offering insights into customer experiences. Callexa Feedback enables automated survey distribution through various channels, including email, allowing companies to quickly and effectively collect and respond to customer opinions.