Hi, friend. Everybody known and use whatsapp.Whatsapp calling are free, but data is needed to use whatsapp. It available on phones all over the world.
Simpleeeeeeeeeeeeee.
Secureeeeeeeeeeeeee.
Reliableeeeeeeeeeeee.
Messaging.
On whatsapp everybody speak freely.
Voice or video calls.
Security.
Yours calls and messages are secured .No body read or listen . Not Even whatsapp.