# KORG Module vs AstroLab Connect

The clearest difference is review sentiment: KORG Module at 52% against AstroLab Connect's 9%. KORG Module also leads on rating (4.6 vs 1.3) and update cadence (monthly vs every 5 months). AstroLab Connect's advantage is in-app purchases (none vs 10) and iOS requirement (13.4 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. KORG Module sells 10 one-off in-app purchases. AstroLab Connect asks for nothing beyond the download.

KORG Module holds the better App Store score, 4.6 against 1.3. That said, the two scores are not equally well evidenced: KORG Module has 788 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 52% of KORG Module's written reviews are positive against 9% of AstroLab Connect's.

KORG Module ships an update monthly, AstroLab Connect every 5 months. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | KORG Module | AstroLab Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (788 ratings)](https://appshunter.io/ios/app/korg-module/id1048875111/reviews)** | [1.3 (23 ratings)](https://appshunter.io/ios/app/astrolab-connect/id6471487067/reviews) |
| Number of ratings | **788** | 23 |
| Positive reviews | **51.7% of reviews** | 8.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.7 GB | 34 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [Arturia](https://appshunter.io/developer/549089551) |

## 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 (10)**

| 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 : GENERAL 128 | Free | one-time |
| TRITON Best Selection | $19.99 | 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


### AstroLab Connect

[App page](https://appshunter.io/ios/app/astrolab-connect/id6471487067)

This music companion app allows remote control of hardware, playlist management, and sound browsing. Discover and preview new sounds from a dedicated store to enhance your performance workflow.

**Highlights:** Remote hardware control, Playlist building and editing, Sound browsing and discovery, Sound preview before purchase, Expand sound library

**In-app purchases:** none


## Frequently asked questions

### Is KORG Module free?

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

### Is AstroLab Connect free?

AstroLab Connect is free to download, with no in-app purchases.

### Which has better reviews, KORG Module or AstroLab Connect?

KORG Module is rated higher. KORG Module averages 4.6 out of 5 from 788 ratings, while AstroLab Connect averages 1.3 from 23 ratings.

### Do KORG Module or AstroLab Connect have ads?

Neither KORG Module nor AstroLab Connect shows ads.

### Which is updated more often, KORG Module or AstroLab Connect?

KORG Module ships an update monthly, and AstroLab Connect every 5 months. Most recently, KORG Module was updated on November 6, 2026 and AstroLab Connect on November 4, 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.*