About If you are a business and have customers, then you need Zendesk. Zendesk is the leading cloud-based customer service software solution. More than 30,000 companies around the world such as Groupon, Box, and Zappos are using Zendesk to lower costs, raise productivity, and increase customer satisfaction. Zendesk is easy to try, buy, implement and use and is loved by both service teams and their customers. Our beautifully simple product, combined with our relentless focus on customer service make Zendesk the choice for customer-centric companies of any size and industry.