# MPC Progression Builder vs Soloist Harmonium

The clearest difference is price: Soloist Harmonium at Free against MPC Progression Builder's $2.99. MPC Progression Builder's advantage is in-app purchases (none vs 2) and iOS requirement (16.0 vs 18.0). On ads and device support there is nothing between them.

Soloist Harmonium is free to download; MPC Progression Builder costs $2.99 up front. Soloist Harmonium sells 2 in-app purchases, starting at $4.99 per month. MPC Progression Builder asks for nothing beyond the download.

## The numbers

| Metric | MPC Progression Builder | Soloist Harmonium |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mpc-progression-builder/id6754464447/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | Paid | — |
| Size | 2 MB | 10 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [David Jones](https://appshunter.io/developer/1848227755) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### MPC Progression Builder

[App page](https://appshunter.io/ios/app/mpc-progression-builder/id6754464447)

Create and export musical chord progressions for your music production workflow. Features include keyboard, scale-based, and circle of fifths modes for building and refining harmonic ideas. Export directly to MPC devices or as standard MIDI files for use in any DAW.

**Highlights:** Virtual keyboard for direct chord input, Build progressions with up to 16 chords, Scale-based chord suggestions, Circle of Fifths progression builder, MPC-ready .progression file export, Standard MIDI file export, Instant playback and auditioning

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

**In-app purchases:** none


### Soloist Harmonium

[App page](https://appshunter.io/ios/app/soloist-harmonium/id6776353071)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harmonium Monthl | $4.99 | per month |
| Harmonium Yearl | $39.99 | per year |


## Frequently asked questions

### Is MPC Progression Builder free?

MPC Progression Builder costs $2.99, with no in-app purchases.

### Is Soloist Harmonium free?

Soloist Harmonium is free to download, with in-app purchases available.

### Do MPC Progression Builder or Soloist Harmonium have ads?

Neither MPC Progression Builder nor Soloist Harmonium shows ads.

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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.*