# KORG Module vs AudioKit Synth One J6 + AUv3

The clearest difference is review sentiment: AudioKit Synth One J6 + AUv3 at 94% against KORG Module's 52%. AudioKit Synth One J6 + AUv3 also leads on rating (4.9 vs 4.6) and update cadence (every 11 days vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. KORG Module sells 21 one-off in-app purchases and AudioKit Synth One J6 + AUv3 sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

AudioKit Synth One J6 + AUv3 holds the better App Store score, 4.9 against 4.6. Both are backed by a comparable volume of ratings — 784 and 2.5K respectively. Written reviews point the same way: 52% of KORG Module's written reviews are positive against 94% of AudioKit Synth One J6 + AUv3's.

KORG Module ships an update monthly, AudioKit Synth One J6 + AUv3 every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | KORG Module | AudioKit Synth One J6 + AUv3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (784 ratings)](https://appshunter.io/ios/app/korg-module/id1048875111/reviews) | **[4.9 (2.5K ratings)](https://appshunter.io/ios/app/audiokit-synth-one-j6-plus-auv3/id6741535277/reviews)** |
| Number of ratings | 784 | **2.5K** |
| Positive reviews | 51.7% of reviews | **93.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1.7 GB | 72 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## 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 | $19.99 | one-time |
| Module Performance Expansion | $29.99 | one-time |
| Essential Complete | $39.99 | 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


### AudioKit Synth One J6 + AUv3

[App page](https://appshunter.io/ios/app/audiokit-synth-one-j6-plus-auv3/id6741535277)

This app offers a professional-quality virtual analog synthesizer inspired by classic hardware. It provides a vast library of presets, real-time effects control, and a user-friendly interface for both beginners and experienced musicians. It can be used as a standalone instrument or as an AUv3 plugin.

**Highlights:** 400+ Presets, Dual Assignable Touch Pads, Real-time FX Control, 3 LFOs with extensive modulation, MIDI Keyboard and MIDI Learn support, Classic Step Sequencer, AUv3 Plugin support

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thanks, Awesome Supporter! | $2.99 | one-time |
| Thanks, Awesome Supporter! | $4.99 | one-time |
| Thanks, Awesome Supporter! | $9.99 | one-time |
| Thanks, Awesome Supporter! | $14.99 | one-time |
| Thanks, Awesome Supporter! | $19.99 | one-time |

**What reviewers like**

- 🚀 Amazingly inspirational
- 👍 Awesome and free
- 👍 Ridiculously good UI
- 👍 Must have
- 👍 Great for AUv3


## Frequently asked questions

### Is KORG Module free?

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

### Is AudioKit Synth One J6 + AUv3 free?

AudioKit Synth One J6 + AUv3 is free to download, with in-app purchases available.

### Which has better reviews, KORG Module or AudioKit Synth One J6 + AUv3?

AudioKit Synth One J6 + AUv3 is rated higher. KORG Module averages 4.6 out of 5 from 784 ratings, while AudioKit Synth One J6 + AUv3 averages 4.9 from 2.5K ratings.

### Do KORG Module or AudioKit Synth One J6 + AUv3 have ads?

Neither KORG Module nor AudioKit Synth One J6 + AUv3 shows ads.

### Which is updated more often, KORG Module or AudioKit Synth One J6 + AUv3?

KORG Module ships an update monthly, and AudioKit Synth One J6 + AUv3 every 11 days. Most recently, KORG Module was updated on October 24, 2026 and AudioKit Synth One J6 + AUv3 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.*