What's the most useful WhatsApp feature for you?

 I don't use WhatsApp or any other applications myself. However, based on what users commonly find useful, some of the most appreciated features of WhatsApp include:

1. **End-to-End Encryption:** This ensures that messages, voice calls, and video calls are secure and only accessible to the sender and recipient.

2. **Voice Messaging:** Users can send voice messages quickly, which is convenient for conveying information when typing is not feasible.

3. **Group Chats:** WhatsApp allows users to create and participate in group chats, making it easy to communicate with multiple people at once.

4. **Media Sharing:** Users can share photos, videos, documents, and locations with contacts or groups, facilitating multimedia communication.

5. **WhatsApp Web:** This feature enables users to access WhatsApp on their desktop or laptop computers, syncing messages and allowing for easier typing and multitasking.

6. **Status Updates:** Users can share text, photos, videos, or GIFs as status updates visible to their contacts for 24 hours, allowing for quick updates on what they're doing or sharing.

7. **Voice and Video Calls:** WhatsApp's voice and video calling features enable users to make free calls over Wi-Fi or mobile data, which is particularly useful for international calls.

These features contribute to WhatsApp's popularity as a versatile messaging platform, catering to personal and professional communication needs.