# Harmony Spiral — Songwriting & Music Theory

> Songwriting & Music Theory (iPhone/iPad app by Luis Antonio Castro.)

- Source: https://appshunter.io/ios/app/harmony-spiral/id6793310083 (this page in markdown: same URL + `.md`)
- Developer: [Luis Antonio Castro](https://appshunter.io/developer/6793310085)
- Category: Music, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 34 MB
- Languages: American English
- Released: 2026-10-09
- Data updated: 2026-11-03

## What is Harmony Spiral?

Songwriting made easy with intelligent note and chord discovery, progression templates, piano and a drum machine. Plug in your MIDI keyboard. Export audio to your DAW. No theory knowledge required. Play any note and instantly see every chord that works with it, and vice versa. Learn music theory as you hear and see every example. A complete music theory course.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Harmony Spiral Premium | $8.99 | one-time |


## Is Harmony Spiral safe?

Not enough ratings yet to assess Harmony Spiral.

## Is Harmony Spiral legit?

Harmony Spiral has limited verification signals. The AppsHunter Legitimacy Score for Harmony Spiral is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0 — 2026-10-09

No release notes.

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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 2026-11-03.*