249+ iOS apps curated and reviewed
Every iPhone needs a few good circle of fifths guitar apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (222) | No | No | Jul 2026 |
| 2 |  | Free was $2.99 | 4.5★ (288) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 5.0★ (2) | No | Yes | Aug 2026 |
| 4 |  | $1.29 | 4.5★ (2) | No | No | Aug 2026 |
| 5 |  | Free | — | No | No | May 2026 |
| 6 |  | $0.99 | 5.0★ (2) | No | No | Jul 2026 |
| 7 |  | Free | — | No | No | May 2026 |
| 8 |  | Free | — | No | Yes | Aug 2026 |
Explore music theory with a visual representation of the 12 keys. Understand scales, compose chord progressions, and mix in key. Features color-coded relationships, key signatures, and sounded chords for each key.
Learn music theory with an interactive Circle of Fifths, chord charts, and scale diagrams. Includes a metronome and visual aids for guitar, bass, and piano. Ideal for musicians of all levels.
Master guitar chords across the entire fretboard. This app helps intermediate players visualize and practice chord shapes, inversions, and progressions. Learn to connect shapes, understand harmonic color, and improve your playing.
This app helps musicians understand music theory with a color-coded circle of fifths. It quickly identifies accidentals for scales and modes, and allows users to listen to various scales. A helpful guide is included to maximize its utility.
This music theory app visually represents the relationship between the 12 tones of the chromatic scale. It shows key signatures and associated major and minor keys, illustrating sharps and flats as you move clockwise or counter-clockwise.
Instantly identify musical scales by inputting notes or searching directly. Visualize notes and associated chords on a fretboard. This app helps musicians understand music theory so they can focus on playing.
Learn 16 essential guitar chords with interactive charts and audio playback. This app helps you discover chord combinations for songwriting and provides clear instructions on how to play each chord. It's designed to enhance your guitar playing and creative process.
Explore music theory visually with this intuitive companion. It features rainbow-colored notes, a wide range of scales and chords, and instant key signature information. Learn intervals and understand chord progressions with multiple notation systems.
This music theory app helps piano and guitar players understand chords, scales, and intervals. It features chord detection, generation, a circle of fifths, and a metronome. Connect a MIDI keyboard for enhanced functionality.
Master over 2,000 guitar chords with clear diagrams and theory. Learn chords by name, type, or key, suitable for all guitar types and skill levels. Access this comprehensive reference tool offline for practice, songwriting, or live performance.
Explore musical harmony with an interactive circle of fifths and fourths. Build melodies by selecting keys and scales, and generate proper chords. Play chords and arpeggios with the built-in player.
This app is an interactive music theory tool that visualizes the Circle of Fifths, staff, and piano relationships. It offers tutorials, ear training exercises for modes, intervals, and chords, and practice tools for improvisation and composition.
Explore the entire guitar fretboard with an interactive guide to chord shapes, scales, and progressions. Visualize fingerings, interval patterns, and voice-leading for smooth chord changes. Master new keys and scales with a comprehensive library.
Master music theory with interactive lessons, ear training, and engaging challenges. Understand the fretboard, improve your musical ear, and play with greater creativity and confidence. Track your progress and explore a vast library of chords and scales.