Perform arithmetic operations on large decimal numbers with up to 66000 digits. Add, subtract, multiply, and divide using a single format. Choose between Swift or Objective-C calculation engines.
Learn with interactive training sessions. Practice up to 10 words at a time. Switch language direction. Adjust volume and pacing. Repeat levels for reinforcement. Track progress through repeated exercises.
Convert text to and decode incoming signals. Share decoded messages. the alphabet through interactive lessons and exercises. Track progress with daily practice. Test skills with quizzes and audio pattern recognition.
