In which country is WhatsApp most popular?

WhatsApp is particularly popular in several countries around the world, but it has exceptionally high penetration rates in certain regions. Based on usage statistics and market research, some of the countries where WhatsApp is most popular include:

1. **India**: WhatsApp has an enormous user base in India, with a significant portion of the population using it for messaging, voice calls, video calls, and sharing media.

2. **Brazil**: Brazil is another country where WhatsApp is widely used, not just for personal communication but also for business interactions and customer support.

3. **Mexico**: WhatsApp is highly popular in Mexico, with a large number of users relying on it for daily communication and staying connected with friends and family.

4. **Indonesia**: WhatsApp has a strong presence in Indonesia, where it is widely used for messaging, group chats, and sharing content.

5. **Turkey**: Turkey also ranks among the countries where WhatsApp is extensively used for messaging and communication.

These countries represent some of the largest user bases for WhatsApp globally, driven by factors such as smartphone penetration, affordability of data plans, and the app's user-friendly interface for messaging and media sharing.