# In Wall Sub Control vs M

The clearest difference is in-app purchases: In Wall Sub Control at none against M's 5. M's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (12.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. M sells 5 in-app purchases, starting at $3.49 per month. In Wall Sub Control asks for nothing beyond the download.

In Wall Sub Control ships an update every 5 months, M every 3 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | In Wall Sub Control | M |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (4 ratings)](https://appshunter.io/ios/app/m-gen/id1484274043/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 25 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ELAC Americas Inc.](https://appshunter.io/developer/1547394447) | [Nick Carter-Bond](https://appshunter.io/developer/1162644925) |

## What reviewers say

### In Wall Sub Control

[App page](https://appshunter.io/ios/app/in-wall-sub-control/id1338948692)

**Features:** macOS Compatibility

**In-app purchases:** none


### M

[App page](https://appshunter.io/ios/app/m-gen/id1484274043)

This app automatically composes original music based on your chosen settings for duration, tempo, and style. You can refine compositions by liking or disliking sections, and export generated music in MP3, MIDI, or sheet music formats. It's designed for content creators, producers, and music enthusiasts.

**Highlights:** Automated music composition, Customizable duration, tempo, and style, Like/Dislike feedback for refinement, Export in MP3, MIDI, and PDF formats, Track Editor for rewriting sections, Separate track generation (melody, harmony, bass, percussion)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Commercial Use License | $3.49 | per month |
| Sharing Pack | $4.49 | per month |
| Library Expansion (+50 slots) | $2.99 | one-time |
| Library Expansion (+100 slots) | $4.99 | one-time |
| Downloads Pack | $6.99 | one-time |


## Frequently asked questions

### Is In Wall Sub Control free?

In Wall Sub Control is free to download, with no in-app purchases.

### Is M free?

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

### Which is updated more often, In Wall Sub Control or M?

In Wall Sub Control ships an update every 5 months, and M every 3 weeks. Most recently, In Wall Sub Control was updated on October 27, 2026 and M on November 3, 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.*