The app transmits messages as morse code and decodes received light signals into text. Users can switch to receive mode and tap the screen to see messages or switch to input mode, type text, and press transmit to send messages.
Help the chicken collect gems to learn shapes and colors. Complete word puzzles by adding missing letters to practice spelling. Navigate levels with obstacles to improve focus and problem-solving skills.
Learn through a -based that teaches decoding dots and dashes. Practice with interactive challenges and progress tracking. Share achievements and compete with others.
Type messages using on Apple Watch with a built-in keyboard. Send texts via watch without needing a phone. Learn with a cheat sheet. Use dits “.” and dahs “-” to type in on iPhone or iPad with the included keyboard.
Translate text to code and back using visual, audio, or haptic feedback. Convert between text and code instantly. Practice with interactive lessons and quizzes. Track progress and review lessons for mastery.
Explore word origins with detailed etymological explanations. Search for words instantly with spelling suggestions. Access offline content for anytime use. Sync with Apple Health.
Decode code audio into text. Display audio spectrum and tone amplitude graphs. Adjust narrow band audio filter between 400-1600 Hz. Set WPM speed for dot/dash detection. Configure tone frequency thresholds. Export decoded text.
Provides illumination using the device's flash or screen. Users can activate the light, adjust brightness, and control the from the lock screen. The optimizes battery usage and launches quickly.
Learn ABCs, numbers, colors, and shapes through interactive and activities. Access over 1000 educational exercises. Practice nursery rhymes with animated characters. Available in 16 languages. Track progress and set learning goals.