# Chord Trees — Visualize Chords & Harmony

> Visualize Chords & Harmony (iPhone/iPad app by Jason Zachariah.)

- Source: https://appshunter.io/ios/app/chord-trees/id6772963450 (this page in markdown: same URL + `.md`)
- Developer: [Jason Zachariah](https://appshunter.io/developer/1896513710)
- Category: Education, Music
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 3 MB
- Languages: American English
- Released: 2026-05-27
- Data updated: 2026-08-03
- User reviews in markdown: https://appshunter.io/ios/app/chord-trees/id6772963450/reviews.md

## What is Chord Trees?

Chord Trees is an interactive harmony practice tool by Nathaniel School of Music for musicians who want to see, hear, and understand how chords connect.

Build chord trees from notes, explore diatonic harmony, compare piano inversions and guitar fingerings, and loop arpeggios with real instrument sounds. The app is designed for students, songwriters, producers, and teachers who want a visual way to internalize chord progressions.

FEATURES
* Interactive chord tree visualization
* Piano chord inversions and keyboard layouts
* Guitar chord fingerings and voicing options
* Diatonic mode with major-scale harmony and modes
* Arpeggio loop playback for ear training
* Instrument combinations including piano, guitar, strings, brass, synth, harp, and marimba
* Beginner, intermediate, and advanced learning modes
* Works without an account

BY NATHANIEL SCHOOL OF MUSIC
Built for practical music learning, chord fluency, and composition practice.


## Version history (last 2 releases)

### 1.0.1 — 2026-06-01

Improves iOS audio playback reliability and native app behavior.

### 1.0 — 2026-05-28

No release notes.

## More apps by Jason Zachariah

- [NSM Groove Metronome](https://appshunter.io/ios/app/nsm-groove-metronome/id6768036637)
- [Note Forge: Music Theory](https://appshunter.io/ios/app/note-forge-music-theory/id6771579983)
- [Chord Randomizer](https://appshunter.io/ios/app/chord-randomizer/id6771607928)
- [NSM Circle of Fifths](https://appshunter.io/ios/app/nsm-circle-of-fifths/id6772973741)
- [Cantus - Voicing Lab](https://appshunter.io/ios/app/cantus-voicing-lab/id6772984019)

All apps by Jason Zachariah: https://appshunter.io/developer/1896513710

## Related topics

[chordpro](https://appshunter.io/ios/topics/chordpro)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-03.*