• Editing Feature while media sharing.
• NO EXTRA FEES: Red Messenger only uses your phone’s Internet data connection (4G/3G/2G/EDGE or Wi-Fi) for messaging to friends and family. So you don't need to pay for message.
• MULTIMEDIA MESSAGING: Send and receive photographs, videos, and Voice Messages.
• Broad Cast: Broadcast message and Multimedia by one click to every friends.
• GROUP CHAT: Enjoy amazing group chats with friends so you can easily stay in touch with your friends or family.
• NO ANY INTERNATIONAL CHARGES: There’s not any extra charge to send messages internationally. Chat with your international friends around the whole world.
• NO USERNAME: Not need username, just you number.
Note : It uses free open source telegram api for messenger.
Link : https://core.telegram.org/