# Rhythm Ace vs M2DX

The clearest difference is rating: M2DX at 3.7 against Rhythm Ace's 2.0. M2DX also leads on update cadence (every 2 days vs every 2 months) and review sentiment (25% vs 0%). Rhythm Ace's advantage is in-app purchases (none vs 1). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. M2DX sells 1 one-off in-app purchase. Rhythm Ace asks for nothing beyond the download.

M2DX holds the better App Store score, 3.7 against 2.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of Rhythm Ace's written reviews are positive against 25% of M2DX's.

Rhythm Ace ships an update every 2 months, M2DX every 2 days. Both last shipped on October 8, 2026.

## The numbers

| Metric | Rhythm Ace | M2DX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/rhythm-ace/id6763743868/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/m2dx/id6763840208/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | **25.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 6 MB | 16 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tero Aarnio](https://appshunter.io/developer/1895470476) | [Hakaru Hirose](https://appshunter.io/developer/1866507020) |

## What reviewers say

### Rhythm Ace

[App page](https://appshunter.io/ios/app/rhythm-ace/id6763743868)

This app is a faithful simulator of a vintage 1967 drum machine, recreating its authentic analog sounds and rhythm presets. It allows for real-time synthesis of percussion, pattern layering, and individual voice muting for unique groove creation.

**Highlights:** Faithful vintage drum machine simulation, Real-time synthesized analog sounds, 16 classic rhythm presets, Authentic pattern combining, Individual voice cancel controls, Precision tempo control

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Rhythm Ace free?

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

### Is M2DX free?

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

### Which has better reviews, Rhythm Ace or M2DX?

M2DX is rated higher. Rhythm Ace averages 2.0 out of 5 from 1 ratings, while M2DX averages 3.7 from 3 ratings.

### Do Rhythm Ace or M2DX have ads?

Neither Rhythm Ace nor M2DX shows ads.

### Which is updated more often, Rhythm Ace or M2DX?

Rhythm Ace ships an update every 2 months, and M2DX every 2 days. Most recently, Rhythm Ace was updated on October 8, 2026 and M2DX on October 8, 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.*