I don't know my wife's phone number. If I needed to call her and I didn't have my iPhone, I wouldn't be able to reach her. And according to a poll by WhistleOut, I'm not alone. About 17% of ...
WhatsApp has introduced a new feature that lets you make calls without saving the number in your contacts. If you often need to call someone just once or don’t want to clutter your contact list, this ...