Gmail

Gmail is an online communications hub with world class email, text and voice chat, one-on-one video conferencing, and a directory of contacts. You can use Gmail from any computer, tablet or phone - both online and offline. Google Apps for Education Gmail includes custom email addresses to match your school branding, plenty of storage, no ads, and administrative controls to allow students to safely communicate - inside or outside a school domain - all for free.
  • Launched: April 1, 2004
  • Users: 900 million (May 2015)
  • URL: mail.google.com