It is a file storage and synchronization service developed by Google. Google Drive allows users to store files on their servers, synchronize files across devices, and share files.

Office 365 is a suite of subscription services offered by Microsoft as part of the Microsoft Office product line. The brand includes plans that allow use of the Microsoft Office suite of software over the course of a subscription period as well as software-based as-a-service products for business environments.

It is a free web service, developed by Google for schools, that aims to simplify the creation, distribution and grading of assignments in a paperless way. The main purpose of Google Classroom is to simplify the process of sharing files between teachers and students.