Interactive Circle of Fifths vs Polym

Explore the Interactive Circle of Fifths.

See and hear the relationships between chords in any key.

Learn fingerings from piano and guitar visualizers.

Study major, minor, and diminished chords, pentatonic, blues, diatonic, and harmonized scales.

Polym is an audio app incorporating active learning for the retention and recall of foundational knowledge. Courses on essential subjects are medium-form, with abbreviated versions, and audio flashcards. Subjects include: Statistics, Probability, Logic, Economics, Computer Science, AI, Philosophy, History, and more for self-study and lifelong learning. The app utilizes retrieval practice, spaced repetition, and interleaving to enhance long-term memory.