Showing 21–40 of 1,000 ranked alternatives.
Julian Tigler
Send secret messages with ciphers
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.
Morgan Jones
Learn Code and track your progress
Learn Code using the Koch Method and Farnsworth spacing. Track progress with graphs and results. Practice sending and receiving code. Set training sessions and review speed. Adjust difficulty based on performance.
亚娟 秦
Learn with AI audio decoding and practice
Learn and decode with AI-powered audio recognition that translates sounds into text. Practice through games like sound recognition and typing races. Access a detailed table for reference. Translate text to and vice versa.
Ziga Porenta
Learn , test knowledge, create quizzes
Provides a comprehensive list of international , including letters, numbers, and substitutes. View detailed descriptions of each flag. Take custom quizzes to test knowledge. Includes flashlight morse code examples and a minimalist design.
Pignology, LLC
Learn morse code at 20 WPM
Learn morse code using the Method, which trains reflexes at 20 WPM. Practice with customizable speed settings. Track progress with repetition and accuracy metrics. Receive feedback on correct and incorrect responses. Export progress reports.
Caesar Salad Software LLC
Practice letters and drill patterns
Learn and practice with interactive drills for each letter. Track progress and repeat exercises for reinforcement. Use the included keyboard to input within any application.
Kelvin Sherlock
Learn, practice, and send Morse Code
Learn and practice Morse code through interactive lessons and quizzes. Input text to convert to Morse, or decode messages. Track progress and test speed. Share results and challenge friends.
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