Now WhatsApp’s Calling feature available for the android user, but you can’t activate your WhatsApp calling feature yourself. The WhatsApp servers are the main responsible to enable the service on your device If WhatsApp activation servers are down when WhatsApp activated user call you then you can just get a call, answer and chat, but not get activated. There are random times in a day or week when the WhatsApp servers are online, and without any notice. So if you are at the right time to get a call, you are very lucky. You can Also then call your friend else to activate his or her WhatsApp calling feature.
How to activate-
News Updates for Whatsapp Call-
[Whatsapp call feature available for all without invites]
Update: new version 2.12.23 available
Update March 31 3:30 midnight : new Version 2.12.19 available
—invites closed— whatsapp again closed their calling Servers
Update March 27 : Version 2.12.16 available.
Update March 24 : Version 2.12.14 available.. working officially
Update March 18 : Version 2.12.12 available.. Still.not working 🙁
Update March 17 : Version 2.12.10 available… But still not working 🙁
Update March 15, : not working now. Servers closed
New Update March 14: Version 2.12.7 available. Download from official website now
March 14: Version 2.12.3 available
March 11:Version 2.11.561 available (working)
March 10th: Version 2.11.560 available
March 10th: Version 2.11.559 available
March 8: Version 2.11.557 available ( not working )
march 7: new Version 2.11.556 available but still not working 🙁 🙁
March 7 : Servers are closed now.
March 7: new Version 2.11.555 Working
March 6 : this trick is working now with latest version 2.11.552 update