Do you need a Gmail to use hangouts?

Related questions

1. Can Google Hangout be tracked?
2. Does the Green Dot mean they are chatting?
3. What is Google Hangouts meet?
4. Can an Android be hacked?
5. Do I need a phone number to use Hangouts?
6. Can you use Google meet without a Gmail account?
7. Are they getting rid of Google Hangouts?
8. Will hangouts be discontinued?
9. Can I retrieve deleted hangout messages?
10. Can you get hacked by opening an email?

Tags

1. #their
2. #anyone
3. #calendar
4. #invite
5. #hangout
6. #guests
7. #still
8. #those
9. #conference
10. #without
11. #hangouts
12. #organizers
13. #accounts
14. #launch
15. #account
16. #external
17. #google
18. #using