Summary
Google Chat is a chat room tool that helps groups of people coordinate their communication. Google Chat is available at chat.google.com. Rooms can be created for specific purposes with specific people to facilitate communication. Google Meet can be launched from these rooms to invite the individuals in the room. Google Hangouts is Google's instant messaging tool. You can message one person or multiple people with this tool. The differences between Google Chat and Google Hangouts are further clarified by Google.
Google Meet, or Google Hangouts Meet, is Google's teleconferencing solution similar to Facetime or Skype. Google Meet is hosted in a meeting room. Meetings can be stared via Google Chat, Google Calendar, or by going to meet.google.com.
Google Chat and Google Meet can be opened by selecting the 9 dots in the top right corner of your Gmail and selecting the desired application.
