# KORG Module vs Audio Evolution Mobile Studio

The clearest difference is price: KORG Module at Free against Audio Evolution Mobile Studio's $11.99. KORG Module also leads on rating (4.6 vs 4.2) and ratings volume (783 vs 171). Audio Evolution Mobile Studio's advantage is update cadence (every 8 days vs monthly) and review sentiment (65% vs 52%). On ads, in-app purchases, monetization model and device support there is nothing between them.

KORG Module is free to download; Audio Evolution Mobile Studio costs $11.99 up front. KORG Module sells 21 one-off in-app purchases and Audio Evolution Mobile Studio sells 19 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

KORG Module holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 783 and 171 respectively. Written reviews complicate that: 52% of KORG Module's written reviews are positive against 65% of Audio Evolution Mobile Studio's, so the app with the better star average is not the one people write more warmly about.

KORG Module ships an update monthly, Audio Evolution Mobile Studio every 8 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | KORG Module | Audio Evolution Mobile Studio |
| --- | --- | --- |
| Price | **Free** | $11.99 |
| Rating | **[4.6 (783 ratings)](https://appshunter.io/ios/app/korg-module/id1048875111/reviews)** | [4.2 (171 ratings)](https://appshunter.io/ios/app/audio-evolution-mobile-studio/id1094758623/reviews) |
| Number of ratings | **783** | 171 |
| Positive reviews | 51.7% of reviews | **64.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#61** |
| Size | 1.7 GB | 163 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [Davy Wentzler](https://appshunter.io/developer/1094758622) |

## What reviewers say

### KORG Module

[App page](https://appshunter.io/ios/app/korg-module/id1048875111)

This app offers professional piano and keyboard sounds for mobile devices. The free version provides access to high-quality piano sounds, with options to unlock more sound libraries and features through in-app purchases or by connecting Korg MIDI controllers.

**Highlights:** High-quality piano and keyboard sounds, Customizable sound sets with over 30 libraries, AUv3 support, Ultra-low latency sound engine, Unlock sounds with Korg MIDI controllers

**Features:** Family Sharing

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day trial:TRITON Best select | Free | one-time |
| 7-day trial : Organ & Clav | Free | one-time |
| 7-day trial : Module Perf Exp | Free | one-time |
| 7-day trial : Ivory Grand | Free | one-time |
| 7-day trial : Ivory American D | Free | one-time |
| 7-day trial:Essential Complete | Free | one-time |
| 7-day trial Hybrid 2 | Free | one-time |
| 7-day trial : 80s Dance Pop | Free | one-time |
| 7-day Trial : GENERAL 128 | Free | one-time |
| 7-day trial : OASYS Piano | Free | one-time |
| 7-day Trial: M1 Best Selection | Free | one-time |
| 7-day Trial : Wild Kits | Free | one-time |
| 7-day Trial : Neo Soul | Free | one-time |
| 7-day trial : 80's E.Piano | Free | one-time |
| 7-day Trial : Classic EP-88M | Free | one-time |
| 7-day trial : Dreamy Synths | Free | one-time |
| Hybrid Synth Pack 2 | $4.99 | one-time |
| Space Western | $6.99 | one-time |
| TRITON Best Selection | $9.99 | one-time |
| Essential Complete | $19.99 | one-time |
| Module Performance Expansion | $29.99 | one-time |

**What reviewers like**

- 🎹 Great sounds and interface
- 🎨 Realistic piano and organ sounds
- 💻 Works well as an AUv3 plugin
- 🔍 Helpful as a teaching tool
- 🎚️ Excellent sound quality and options

**What reviewers complain about**

- 🔁 Frequent need to restore purchases
- ⚠️ Compatibility issues with Korg hardware
- 🔒 Confusing purchase options and restrictions
- 🔋 Causes device heating issues
- 🔇 Low volume compared to other apps

**Reported bugs**

- Purchased sounds disappearing after updates
- Inability to delete individual modules to save space
- Inconsistent behavior with Bluetooth MIDI controllers
- Crashes when using certain expansion packs

**Requested features**

- Add virtual pitch bend and modulation wheels
- Improve Gadget integration and availability of IAPs
- Implement AUv3 support for better integration
- Provide a more intuitive and streamlined interface
- Add more instrument categories like brass, woodwinds, and Latin percussion


### Audio Evolution Mobile Studio

[App page](https://appshunter.io/ios/app/audio-evolution-mobile-studio/id1094758623)

**Currently charting:** #61 Top Paid · Music (US App Store)

This app is a portable multitrack audio and MIDI recording studio. It offers virtual instruments, pitch and time editing, real-time effects, and automation for creating music productions on the go.

**Highlights:** Multitrack audio recording and playback, MIDI sequencing with piano roll editor, Virtual instruments and Soundfont support, Real-time effects and flexible routing, Pitch and time editing for vocals, Non-linear editing with undo/redo, Export tracks as separate audio files

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Summer Trance sample pack | $0.99 | one-time |
| FX pack 1 | $1.99 | one-time |
| FX pack 2 (Graphic EQ) | $1.99 | one-time |
| ToneBoosters Compressor | $1.99 | one-time |
| ToneBoosters EQ | $1.99 | one-time |
| ToneBoosters Ferox | $1.99 | one-time |
| Classic Keyboards | $2.99 | one-time |
| Steinway Grand Piano | $2.99 | one-time |
| Ultra Trap sample pack | $3.99 | one-time |
| Toneboosters Reverb V4 | $4.99 | one-time |
| Toneboosters Compressor V4 | $4.99 | one-time |
| Vocal Tune | $4.99 | one-time |
| ToneBoosters FX pack 1 | $4.99 | one-time |
| Toneboosters EQ V4 | $4.99 | one-time |
| PRO (very old versions only) | $6.99 | one-time |
| Synth pack 1 | $9.99 | one-time |
| Synth pack 2 | $9.99 | one-time |
| Drum kit pack | $10.99 | one-time |
| Vocal Tune Studio | $12.99 | one-time |

**What reviewers like**

- 👍 Convenient and easy to use
- 🚀 Efficient workflow
- 💡 Powerful features for the price
- 🎨 Great sound quality
- 👍 Responsive developer support

**What reviewers complain about**

- 🐛 Occasional crashes and stability issues
- 🔒 Confusing trial/purchase model
- 👎 Unintuitive user interface
- 🔋 High resource usage on older devices
- 👎 Missing key features compared to competitors

**Reported bugs**

- Undo function causes freezing
- MIDI files not importing correctly
- Audio sync issues when using external interfaces
- AU plugins not integrating smoothly

**Requested features**

- Add a global swing/groove track
- Improve MIDI editing capabilities
- Implement a more intuitive mixer layout
- Add support for MP3 export
- Integrate better with other iOS apps


## Frequently asked questions

### Is KORG Module free?

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

### Is Audio Evolution Mobile Studio free?

Audio Evolution Mobile Studio costs $11.99, and also offers in-app purchases.

### Which has better reviews, KORG Module or Audio Evolution Mobile Studio?

KORG Module is rated higher. KORG Module averages 4.6 out of 5 from 783 ratings, while Audio Evolution Mobile Studio averages 4.2 from 171 ratings.

### Do KORG Module or Audio Evolution Mobile Studio have ads?

Neither KORG Module nor Audio Evolution Mobile Studio shows ads.

### Which is updated more often, KORG Module or Audio Evolution Mobile Studio?

KORG Module ships an update monthly, and Audio Evolution Mobile Studio every 8 days. Most recently, KORG Module was updated on October 9, 2026 and Audio Evolution Mobile Studio on October 9, 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.*