Box is a cloud-based file storage, synchronization, and collaboration service. It can be used by groups for storing, creating, editing, and sharing data files, documents, and other digital objects. Users can share folders with other users, share files with individuals without Box accounts, and embed files in websites. In addition to sharing and editing files, users can post comments and discussions and assign tasks. In addition to the web interface, there are desktop clients for Windows and Mac as well as Windows, Android, and Apple phones and tablets.