GMail.com is one of the famous product of google. Gmail is one of the most widely used EMail Client now a days. Almost all the people are now using gmail for communication purpose. There are many Email clients because most of them prefer to use GMail as it is the product of search engine giant google.
There are many other products from google also. This Gmail is widely used for its good features, user friendly environment. The user also able to customize the settings such as colors, signature, font etc.