What's the best Android app for secure messaging, creating large group chats, and sharing files of any type?

Telegram is an excellent Android app for secure communication and file sharing. It distinguishes itself with end-to-end encryption for private chats, ensuring your conversations remain confidential. Telegram supports creating massive group chats, accommodating up to 200,000 members, making it ideal for communities and organizations. A standout feature is its ability to share files of any type, up to 2GB in size, surpassing the limitations of many other messaging apps. You can share documents, archives, high-resolution videos, and more with ease. To start a secure chat, simply tap on a contact's name, then select 'Start Secret Chat'. For file sharing, tap the attachment icon, select the file, and send. Telegram also offers channels for broadcasting messages to unlimited subscribers, providing a platform for sharing news, updates, and content with a broad audience. With its focus on security, large-scale communication, and versatile file sharing, Telegram is a compelling choice for users seeking a robust messaging solution.