PressKey is a web platform that allows businesses to interact with mobile users through recorded phone calls and text messages. It offers multiple applications for various types of communications campaigns including product promotions, surveys, appointment confirmations, and more. The platform can be used to send messages to large audiences quickly and efficiently through automated calls and SMS. It allows recipients to respond to messages through touchtone responses or clicking links in text messages. Responses are registered in real time and can be followed up on.