See G Suite: intelligent tools designed for teams for more details; also see Google Combines Cloud, Corporate Software Offerings Under Greene (Bloomberg)
"We created Google Apps for Work ten years ago (back when it was Google Apps for Your Domain) to do just that — to help people everywhere work and innovate together, so businesses can move faster and go bigger.Official Google Cloud Blog: All together now. Introducing G Suite.
And today, we’re introducing a new name that better reflects this mission: G Suite.
G Suite is a set of intelligent apps—Gmail, Docs, Drive, Calendar, Hangouts, and more—designed to bring people together, with real-time collaboration built in from the start. And there’s a lot more on the way. Because we believe that when organizations break down silos, connect people and empower them to work together, we get the speed, agility and impact needed to compete in today’s market."