217+ iOS apps curated and reviewed
Out of 217+ circle of fifths guide apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (89) | No | Yes | Jul 2026 |
| 2 |  | Free | 4.9★ (222) | No | No | Jul 2026 |
| 3 |  | Free | 3.8★ (13) | No | No | May 2026 |
| 4 |  | Free was $9.99 | 4.8★ (6.3K) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.9★ (53) | No | No | Jul 2026 |
| 6 |  | Free | 4.8★ (9.1K) | No | Yes | Jul 2026 |
| 7 |  | Free | 5.0★ (3) | No | No | May 2026 |
| 8 |  | Free | 4.6★ (77K) | Yes | Yes | Jul 2026 |
Master music theory with an interactive Circle of Fifths. Learn key signatures, chords in key, and chord shapes with visual aids and audio playback. Ideal for musicians of all levels to deepen their understanding of harmony.
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.
Explore the relationships between musical keys and their key signatures. This app visually represents the circle of fifths, showing how sharps and flats change as you move through the chromatic scale.
This app helps musicians of all levels write songs, find chords, and learn music theory. It offers tools for chord and scale practice, MIDI and PDF export, and collaboration features for songwriters and producers.
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.
Explore chords, scales, and progressions to compose music. Visualize musical structures on a virtual piano and staff, with interactive tools and audio playback. Ideal for musicians of all levels seeking inspiration and understanding.
Explore all 12x7 diatonic scales interactively. This app displays and plays selected scales, offering various arrangements and views based on scale tones, fundamentals, brightness, or relationships. It allows for highlighting specific modes or freely selecting any scale.
Access a vast library of free sheet music for various instruments and genres. Learn and practice music with an interactive player, tempo control, and practice modes. Enhance your skills with video courses and premium features.
This music theory app serves as a comprehensive chord and scale dictionary for musicians. It offers tools for building chord progressions, exploring the circle of fifths, and creating custom libraries. Users can find chords and scales by inputting keys or using a MIDI keyboard, with options for detailed analysis and audio playback.
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.
Learn guitar, bass, drums, and keys with a performance-based curriculum. This app assigns tailored songs and exercises, providing automatic feedback on your playing. It's designed to prepare students for live performances and allows parents to track progress.
Instantly get chords, beats, and lyrics for any song from your audio files, streaming services, or microphone. This AI-powered tool helps musicians of all levels learn and improve their playing with advanced recognition and playback features.
Learn to play guitar, bass, or sing with interactive lessons and instant feedback. Master thousands of songs and exercises at your own pace, from beginner to professional levels. Includes a built-in tuner and gamified practice to make learning fun and effective.
Learn to play guitar with interactive, step-by-step video lessons from music experts. Receive real-time feedback on your playing and master chords, tabs, and techniques to play your favorite songs. Includes a built-in tuner and regular content updates.
Learn to play popular and classical songs on the piano with interactive tutorials. Features include customizable learning options like hand practice, speed adjustment, and beginner/pro song versions. Build a personal songbook of your favorite pieces.
Explore 39 animated music theory lessons covering fundamental concepts like scales, chords, and intervals. Deepen your understanding of musical structure and analysis with this comprehensive resource.
This music theory app serves as a comprehensive chord and scale dictionary for musicians. It aids in finding chords and scales by inputting keys, offers a chord progression builder, and allows users to create and save custom chords and scales. Practice and explore musical concepts with interactive tools.
Access over a million guitar, bass, and drum tabs with realistic playback. Enhance your learning with features like speed control, looping, and solo mode. A subscription unlocks advanced learning tools for all supported platforms.
Learn guitar at your own pace with interactive lessons, real songs, and instant feedback. This app offers a comprehensive learning path for all skill levels, from beginner to advanced, with a vast library of content and practice tools.
Learn to play piano with interactive lessons and a vast song library. Get instant feedback on your playing, practice specific sections, and master songs at your own pace. Suitable for beginners and experienced players alike.