# M2DX vs LP Audiobook

The clearest difference is update cadence: M2DX at every 2 days against LP Audiobook's every 2 weeks. LP Audiobook's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. M2DX sells 1 one-off in-app purchase and LP Audiobook sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

M2DX ships an update every 2 days, LP Audiobook every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | M2DX | LP Audiobook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/m2dx/id6763840208/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 16 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hakaru Hirose](https://appshunter.io/developer/1866507020) | [Juergen Loos](https://appshunter.io/developer/1098135577) |

## What reviewers say

### M2DX

[App page](https://appshunter.io/ios/app/m2dx/id6763840208)

Create music with a powerful 6-operator FM synthesizer. Explore hand-crafted presets or import classic DX7 banks. Use the on-screen keyboard or connect MIDI controllers for a versatile music-making experience.

**Highlights:** 6-operator, 32-algorithm FM synthesis, On-screen keyboard with velocity control, DX7-format .syx bank import, 6-stage FX chain, AUv3 plug-in support, Native MIDI 2.0 support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| M2DX Pro Unlock | $9.99 | one-time |


### LP Audiobook

[App page](https://appshunter.io/ios/app/lp-audiobook/id6767135742)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LP Audiobook Pro (Lifetime) | $1.99 | one-time |


## Frequently asked questions

### Is M2DX free?

M2DX is free to download, with in-app purchases available.

### Is LP Audiobook free?

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

### Do M2DX or LP Audiobook have ads?

Neither M2DX nor LP Audiobook shows ads.

### Which is updated more often, M2DX or LP Audiobook?

M2DX ships an update every 2 days, and LP Audiobook every 2 weeks. Most recently, M2DX was updated on October 24, 2026 and LP Audiobook on October 24, 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.*