Learn theory with clear explanations and an intuitive calculator. Practice with quizzes and ear training exercises that provide instant feedback, scores, and visual rewards.
by HEE GWANG KIM★ 4.36 ratingsEducationFreeData updated 2026-09-06
Calculate beats per minute for accurate tempo. Determine chord progressions and harmonies. Generate chord sequences to inspire compositions. Adjust delay and reverb settings for music production.
Allows users to plot functions, polar, and parametric graphs. Users can edit equations in the graph editor and view graphs. Features include tracing, finding intersections and extrema, displaying derivatives, and adding tangents.
Practice notes, track progress, improve ear skills
Practice intervals, recognize pitch patterns, and improve relative pitch through daily exercises. Track progress with streaks and customize practice sessions. Receive feedback on accuracy and refine listening skills for better musical understanding.
Explore through mathematical concepts. Calculate note frequencies using the 12th root of 2. Visualize octaves and intervals with ratio comparisons. Adjust semitones to see frequency changes. Link musical notes to their corresponding frequencies.
Set reminders at customizable intervals of 1, 2, 3, 5, 7, 10, or 15 minutes. Receive a unique sound for each interval to signal when to reinforce positive behavior. Pause activities to acknowledge good behavior in real-time.
Learn through targeted repetition and active recall. Use adaptive spaced repetition to adjust review intervals based on memory performance. Practice with multiple-choice quizzes and other modes to reinforce knowledge.
Develop musical ear through 80 progressively challenging levels. Recognize intervals and improve solfege skills. Identify pitches relative to a tonal center. Syncs with Apple Health.
Learn U.S. through structured lessons, quizzes, and adaptive spaced repetition to reinforce memory retention. Review presidential names, terms, and portraits. Track progress and adjust study intervals based on performance.