7 Music Theory Calculators

This collection of tools for music theory allows you to simplify various calculations and enhance your understanding of musical concepts. Whether you’re figuring out chord structures with the Chord Calculator or determining musical intervals using the Music Interval Calculator, these resources make complex tasks more accessible. You can also explore the Chord Transposer to easily shift keys or the Semitone Calculator for precise tuning. With these calculators at your disposal, delving into music theory becomes a more straightforward and enjoyable experience, empowering you to focus on creativity and expression in your musical journey.

Chord Calculator

Calculate chord length, arc length, height, and more with this easy-to-use circle chord calculator. Includes visual diagrams, formulas, and step-by-step results.

In category: Geometry

Chord Finder

Identify and explore musical chords easily. Select notes or choose a chord to see its structure, intervals, and fingerings for piano and guitar.

In category: Music

Chord Transposer

Transpose chord progressions between keys. Adjust songs to your vocal range, view Roman numerals, and see guitar diagrams—all in one simple tool.

In category: Music

Fret Calculator

Calculate precise fret positions for guitars, basses, and custom instruments. Supports multi-scale, compensation, and visual diagrams for accurate intonation.

In category: Music

Guitar String Tension Calculator

Calculate guitar or bass string tension based on scale length, tuning, and gauge. Find the perfect setup for tone, playability, and balanced feel.

In category: Music

Music Interval Calculator

Explore musical intervals easily. Identify, hear, and visualize note distances with options for tuning systems, enharmonics, and real-time notation.

In category: Music

Semitone Calculator

Analyze intervals, convert frequencies to notes, and transpose melodies easily with this Semitone Calculator—perfect for musicians, students, and composers.

In category: Music

We’d love to hear your thoughts on these music theory calculators or any ideas for new tools you think would be helpful. If you found these resources useful, be sure to check out other calculators on the site as we continue to develop more tools to support your musical journey. With each new addition, we aim to make understanding concepts like chords and intervals even more accessible. Your feedback is invaluable in shaping this growing collection!