RavenSMS - Secure SMS Platform

Powerful SMS messaging app that ensures end-to-end encryption, advanced features, and robust security measures. Supports compression to decrease message size, allowing for more messages to be sent at a lower cost.
Operates completely offline, making it useful in situations without internet access and unlike other messaging apps, provides a trustworthy platform without a central server on the internet to store messages or keys.
Users can send formatted texts like HTML and programming codes, interactive task lists, and options buttons that recipients can answer to them.

The app also offers other chat-like features such as
• Removing sent messages
• Blocking unwanted or spam contacts
• Forwarding, and replying to messages.

Additionally,
• It can extract and convert USSD codes into easily clickable buttons
• Save, print, or create PDFs from any message
• Lock and hide any conversation
• Send confidential contents using double-encrypted methods
• It also offers scheduled SMS sending and delayed sending to provide the opportunity to cancel messages brfore sending.
• Sign your messages with your PIN code or Biometric peripherals such as Fingerprint Sensor or Face-Lock to confirm identity
With this method, the receiver is sure that someone else did not use your device to send a message
• Malicious programs with permission to access messages cannot read your encrypted conversations.
• By remembering the main password, you can recover coded messages even after removing the program and reinstalling it

In details:
• End-to-End Encryption: Messages are secured with the standard algorithms, guaranteeing that only the sender and recipient can access the content.
• Advanced Message Compression: Compress messages using multiple algorithms, allowing for efficient communication while maintaining security.
• Full-Featured Chat: Reply, forward, block, and delete sent messages from the recipient's device for enhanced control and privacy.
• Checklists and Option Buttons: Send checklists and receive checked items, as well as use option buttons for quick and easy selection.
• Programming Code Support: Send and receive highlighted programming code for seamless collaboration and communication. Also, Old school ASCII arts are looking great again with this mode.
• Compiled HTML Document Viewing: View compiled HTML documents directly within the app for convenient access to information.
• Extended Message Length: Send texts larger than the usual capacity of the SMS protocol, enabling more comprehensive communication.
• Secure RSA Protocol: Establish connections with people using the secure RSA protocol, ensuring privacy and data integrity.
• Flexible Security Measures: Protect your conversations and features with PIN codes, passwords, or biometrics credentials, limiting access to authorized users.
• Message Signing: Sign messages to prove the identity of the sender, adding an extra layer of authenticity and security.
• Timely Scheduled Messages: Schedule messages to be sent at specific times, ensuring timely communication even when you're busy.
• Read Message Deletion: Delete sent messages once the recipient has read them, maintaining privacy and control over your conversations.
• Confidential Double Encryption: Send confidential messages that are double-encrypted and require authentication to open, providing an extra level of security.
• Efficient Message Management: Move messages to spams and block list folders to avoid receiving annoying notifications while always being available to check.