CaseCrown is an app designed for collectors of wristwatches. Users can catalog both vintage and modern watches by adding details such as reference numbers, movement types, and bracelet styles. The app allows users to track the service history of each watch, including maintenance and repairs. It also features a daily wear rotation system, enabling users to record which watches they wear on specific days. Users can categorize their watches for easier management and access. The app supports the input of images for each watch, helping users visually document their collections. Users can edit and update watch information as needed. The interface is designed to facilitate easy navigation and organization of the watch collection.