# M2DX vs Retro MIDI Player Mobile

The clearest difference is price: M2DX at Free against Retro MIDI Player Mobile's $2.99. M2DX also leads on update cadence (every 2 days vs every 4 days). Retro MIDI Player Mobile's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

M2DX is free to download; Retro MIDI Player Mobile costs $2.99 up front. M2DX sells 1 one-off in-app purchase. Retro MIDI Player Mobile asks for nothing beyond the download.

M2DX ships an update every 2 days, Retro MIDI Player Mobile every 4 days. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | M2DX | Retro MIDI Player Mobile |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| 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 | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free | — |
| Size | 16 MB | 40 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hakaru Hirose](https://appshunter.io/developer/1866507020) | [Hideo Suzuki](https://appshunter.io/developer/6800318757) |

## 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 |


### Retro MIDI Player Mobile

[App page](https://appshunter.io/ios/app/retro-midi-player-mobile/id6802171148)

**Features:** iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is M2DX free?

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

### Is Retro MIDI Player Mobile free?

Retro MIDI Player Mobile costs $2.99, with no in-app purchases.

### Do M2DX or Retro MIDI Player Mobile have ads?

Neither M2DX nor Retro MIDI Player Mobile shows ads.

### Which is updated more often, M2DX or Retro MIDI Player Mobile?

M2DX ships an update every 2 days, and Retro MIDI Player Mobile every 4 days. Most recently, M2DX was updated on November 5, 2026 and Retro MIDI Player Mobile on November 10, 2026.

---

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