Send encrypted messages using historical ciphers like A1Z26, Caesar Shift, and Vigenere. Encrypt text with customizable settings. Share coded messages via text or email. Decode messages using the same methods. View details and instructions.
Translate text to code and vice versa. Type in code with on-screen keyboard. Learn code through lessons and quizzes. Convert text between code and standard format. Share code messages. Access advanced learning tools and social features.
Documents to create high-quality PDFs with automatic border detection and perspective correction. Enhance images by removing shadows and sharpening text. Extract text using OCR and export as editable files.
Solve cryptograms based on quotes. Customize puzzle settings including incorrect answers and author display. Access over 1900 puzzles with punctuation and auto advance. Use light or dark mode.
Solve math problems with natural textbook input and fraction support. Trace graphs with touch. Zoom using pinch gestures. Tap for regression analysis. Swipe to scroll through calculation history and matrices. Access help via the ? key.