# Piano Keys vs KORG Module

The clearest difference is rating: KORG Module at 4.6 against Piano Keys's 3.7. KORG Module also leads on update cadence (monthly vs every 41 months) and ratings volume (785 vs 3). Piano Keys's advantage is in-app purchases (none vs 21). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KORG Module sells 21 one-off in-app purchases. Piano Keys asks for nothing beyond the download.

KORG Module holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: KORG Module has 785 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of Piano Keys's written reviews are positive against 52% of KORG Module's.

Piano Keys ships an update every 41 months, KORG Module monthly. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Piano Keys | KORG Module |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/piano-keys/id480668364/reviews) | **[4.6 (785 ratings)](https://appshunter.io/ios/app/korg-module/id1048875111/reviews)** |
| Number of ratings | 3 | **785** |
| Positive reviews | 33.3% of reviews | **51.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 41 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 1.7 GB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jaxily LLC](https://appshunter.io/developer/480203966) | [KORG INC.](https://appshunter.io/developer/363714046) |

## What reviewers say

### Piano Keys

[App page](https://appshunter.io/ios/app/piano-keys/id480668364)

This app offers a high-quality, free piano experience on your iPhone and iPad. Enjoy authentic sounds, intuitive touch controls, and the ability to record and share your performances without any ads or in-app purchases.

**Highlights:** Professional sound quality, Ultra-low latency audio, Full multi-touch support, One-tap recording, Unlimited recording storage, Offline functionality, Minimalist design

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Piano Keys free?

Piano Keys is free to download, with no in-app purchases.

### Is KORG Module free?

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

### Which has better reviews, Piano Keys or KORG Module?

KORG Module is rated higher. Piano Keys averages 3.7 out of 5 from 3 ratings, while KORG Module averages 4.6 from 785 ratings.

### Do Piano Keys or KORG Module have ads?

Neither Piano Keys nor KORG Module shows ads.

### Which is updated more often, Piano Keys or KORG Module?

Piano Keys ships an update every 41 months, and KORG Module monthly. Most recently, Piano Keys was updated on October 23, 2026 and KORG Module on October 26, 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.*