Are WhatsApp calls free on WIFI?

Related questions

1. Do you need WiFi for WhatsApp calls?
2. Can I log into WhatsApp on another phone?
3. Is WhatsApp phone call free?
4. CAN calls on WhatsApp be traced?
5. Does WhatsApp show online when calling?
6. How do WhatsApp calls work?
7. Can you call with WhatsApp desktop?
8. Can WhatsApp calls be traced?
9. How much data does a WhatsApp call use?
10. Does WhatsApp give you a phone number?

Tags

1. #another
2. #calling
3. #making
4. #calls
5. #voice
6. #minutes
7. #apply
8. #using
9. #connection
10. #whatsapp
11. #contacts
12. #internet
13. #country
14. #charges
15. #rather
16. #phone
17. #cellular