Google Chat

Disambiguation:
 * GChat the instant messenger

 Google Chat  (formerly Hangouts Chat) is a team messaging service from Google that supports chat, groups, and videoconferencing.

History
2020-04-09: Google rebranded Hangouts Chat as just Google Chat -- not to be confused with the earlier instant messenger GChat.

2017-03-09: Google announced Hangouts Chat and Hangouts Meet for Google Workspace (G Suite) customers, intended as a replacement for Hangouts.