Gmail is a free email service developed by Google. Users can access Gmail on the web and using third-party programs that synchronize email content through POP or IMAP protocols. Gmail started as a limited beta release on April 1, 2004, and ended its testing phase on July 7, 2009.Wikipedia

Users: 1.4 billion (April 2018)

Created by: Paul Buchheit

Date launched: April 1, 2004

Content license: Proprietary software

Type of site: Webmail

Written in: Java, JavaScript, C++