When you send or receive mail to or from someone in Gmail, a record of that person's name and email address is made in Gmail's contacts list so that you can quickly refer to people you've contacted.

While it may not have really taken off in the U.S., WhatsApp is easily one of the most popular ways to communicate across the world. It has more than two billion users worldwide and is the leading ...

The iPhone lets users add a contact through a variety of methods, including the time-saving and convenient method of turning a received call into a contact. By turning a received call into a contact, ...

You can add contacts to WhatsApp by manually entering them in Chats, or scanning the QR code from their WhatsApp profile. You can also import contacts from your phone to WhatsApp. When entering ...

Now you can send a WhatsApp message to a number without adding it to your contact list or address book. The good part is that you don’t even need to download any third party app which does not ...

You probably have tons of contacts, and each of those contacts most likely have multiple phone numbers and email addresses (like their home phone number and their work number). Everyone has their own ...

You can easily find someone on WhatsApp if you know their phone number. Contacts stored on your phone that use WhatsApp will automatically show up in your WhatsApp contacts list. This story is a part ...