# Harmonaut vs SuperGrid

Harmonaut and SuperGrid are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Harmonaut ships an update every 10 days, SuperGrid every 9 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Harmonaut | SuperGrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/harmonaut/id6784680994/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 117 MB | 8 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [District One Mobile, LLC](https://appshunter.io/developer/812513884) | [Jonathan Raymond](https://appshunter.io/developer/1785715855) |

## What reviewers say

### Harmonaut

[App page](https://appshunter.io/ios/app/harmonaut/id6784680994)

Create music by feel without needing music theory. This app generates rich chords and smooth progressions, allowing you to shape the mood with intuitive controls. Save and reorder your musical ideas effortlessly.

**Highlights:** Play by feel, no theory required, Shape mood with tension and brightness faders, Smooth voice leading for flowing progressions, Chords named for musicians, Save and reorder progressions, Works on iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### SuperGrid

[App page](https://appshunter.io/ios/app/supergrid/id6790907967)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Harmonaut free?

Harmonaut is free to download, with no in-app purchases.

### Is SuperGrid free?

SuperGrid is free to download, with no in-app purchases.

### Do Harmonaut or SuperGrid have ads?

Neither Harmonaut nor SuperGrid shows ads.

### Which is updated more often, Harmonaut or SuperGrid?

Harmonaut ships an update every 10 days, and SuperGrid every 9 days. Most recently, Harmonaut was updated on October 8, 2026 and SuperGrid on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*