WhatsApp Messenger is a free messaging and video calling app developed by WhatsApp LLC, which is owned by Meta. Here's a summary of its key features and user feedback: Key Features:

• Free Communication: WhatsApp offers free messaging and video calling services to over 2 billion users across more than 180 countries. The app works on mobile and desktop, even on slow connections, without subscription fees. Note that data charges may apply, and users should check with their provider.
• End-to-End Encryption: Personal messages and calls are end-to-end encrypted, meaning that only the participants in the chat can read or listen to them. This ensures privacy, even from WhatsApp itself.
• Simple Setup: Users can quickly start messaging by using their phone number, with no need for usernames or logins. The app allows users to view their contacts who are already on WhatsApp.
• High-Quality Calls: Users can make secure video and voice calls with up to 8 people, using the phone's internet service, even on slow connections.
• Group Chats: WhatsApp supports end-to-end encrypted group chats for sharing messages, photos, videos, and documents across mobile and desktop.
• Location Sharing: Users can share their location with individuals or groups, with the option to stop sharing at any time.
• Voice Messages: Users can quickly connect with voice messages.
• Status Updates: The status feature allows users to share text, photos, videos, and GIFs that disappear after 24 hours, with customisable visibility options.
• Wear OS Support: The app can be used on Wear OS watches to continue conversations, reply to messages, and take calls. It also provides tiles and complications for easy access to chats and voice messages.
• New Features: Recent updates include the ability to double-tap to quickly react to a message, send multiple images and videos as a collection, and share sticker packs as messages.

User Feedback:

• Positive: Many users appreciate the app's simplicity, reliability, and privacy features.
• Negative: However, several users have reported issues.

Additional Information:

• The app collects data types, including location and personal information. This data is encrypted in transit, and users can request data deletion.
• The app is supported on Android phones, watches, Chromebooks and tablets.
• WhatsApp's support email is [email protected], and its physical address is 1601 Willow Road, Menlo Park, CA 94025.
• Links to WhatsApp's privacy policy, terms of service and information about safety are provided.
• Similar apps include Facebook Lite, Netflix, Messenger, Pinterest, Zoom Workplace and Facebook.