Google Drive is a file storage and synchronization service that allows users to store files in the cloud, synchronize files across devices, and share files. It includes Google Docs, Sheets, and Slides for collaborative editing of documents, spreadsheets, presentations, and more. Google Drive provides unlimited storage for files, folders, and backup for $10 per month per user, and synchronizes business files across computers, phones and tablets for easy access. Users can access additional G Suite applications like Forms, Sites, Calendar, and Hangouts through their Google Drive account.