Dropbox is a cloud storage and file synchronization service that allows users to access and share files across multiple devices. The document discusses several key features of Dropbox: - Dropbox automatically syncs and saves files across a user's computers, phones, and other devices so files are always up-to-date and accessible from any device. - Files can be easily shared with others through shared folders or by generating public links to files and folders. This makes Dropbox useful for collaboration on team projects. - All files saved to Dropbox are automatically backed up to Dropbox servers, protecting files even if a user's computer fails. Paid plans offer additional storage space for backups. - Dropbox keeps a version history and allows users