Gmail was launched for the general public on 1 April 2004. Gmail is controlled by Google. Gmail is a free service provided by Google which is operational worldwide through the Internet. Gmail is used by every person who needs to send messages from one place to another. You can also call it online messaging. Gmail ID is created for every user who uses Gmail. Google gives 15 GB storage to the Gmail user on every Gmail account. So today we will learn in detail about the use of Gmail and how Gmail is used.