Capsule CRM is an open-source Customer Relationship Management (CRM} software and mobile application developed by Zestia, a well-known software company based in Manchester and United Kingdom, started in 2021. The product is used by leading UK retailers and businesses to enhance customer service, identify leads, and connect with customers via mobile devices. This CRM is different from other similar products available on the market as it has been designed to work well in the enterprise and for use at the end-user end so that organizations can take advantage of its features and use them to increase sales boost customer satisfaction levels. In addition, Zestia claims that its product offers organizations a powerful combination of advanced features such as lead management, accounting, sales tracking and marketing, distribution, analytics, data integration, and social media access.