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WhatsApp

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WhatsApp is a very popular app for phones. It lets people send text messages. You can also send voice notes and videos. It lets users make voice and video calls. People can even share their location or photos.

Two men started the app in 2009. Their names are Brian Acton and Jan Koum. At first, they wanted to show a person's status. For example, it could show if a friend was at work. Soon, people used it to chat with each other. This turned it into an instant messaging service.

In 2014, a big company called Meta bought WhatsApp. Meta used to be called Facebook. This was a very large sale. Today, billions of people use the app every month. In May 2025, it had 3 billion active users. This makes it the most used messenger app in the world.

WhatsApp is used in many places. It is a main way to talk on the internet in Africa. It is also used in Europe and the Americas. The app also has a special version for businesses. This is called WhatsApp Business.

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