The app is all over good but there are no settings that can secure privacy for us. Whenever you are using Internet or connected to Internet it shows your everyone. This is very bad function and WhatsApp needs to think about it it should add function like Facebook hide online status. It’s layouts also simple and old fashioned
Are the basic functions and concepts are—
Concept - You can send messages including text, photos videos and many more to people who are in your contacts and are using whatsapp.
Layout and Design - Design is old fashioned in green layout. But we can also add custom layouts and photos in background.
Features - Messaging, Voice and video calling, and other features.
Usefulness - Nothing
Facebook is using whatsapp to gather information about us. So please keep check on your safety if you are using it.