# iGrand Piano CS for iPad vs KORG Module Pro

The clearest difference is price: iGrand Piano CS for iPad at Free against KORG Module Pro's $39.99. iGrand Piano CS for iPad also leads on iOS requirement (13.0 vs 15.6). KORG Module Pro's advantage is update cadence (monthly vs every 5 months) and review sentiment (64% vs 44%). On ads, in-app purchases and monetization model there is nothing between them.

iGrand Piano CS for iPad is free to download; KORG Module Pro costs $39.99 up front. iGrand Piano CS for iPad sells 3 one-off in-app purchases and KORG Module Pro sells 20 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

iGrand Piano CS for iPad ships an update every 5 months, KORG Module Pro monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | iGrand Piano CS for iPad | KORG Module Pro |
| --- | --- | --- |
| Price | **Free** | $39.99 |
| Rating | — | **[4.6 (1.2K ratings)](https://appshunter.io/ios/app/korg-module-pro/id932191687/reviews)** |
| Number of ratings | — | **1.2K** |
| Positive reviews | 43.5% of reviews | **63.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#145** |
| Size | 643 MB | 1.7 GB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IK Multimedia US, LLC](https://appshunter.io/developer/323694278) | [KORG INC.](https://appshunter.io/developer/363714046) |

## What reviewers say

### iGrand Piano CS for iPad

[App page](https://appshunter.io/ios/app/igrand-piano-cs-for-ipad/id562914032)

Experience concert-quality grand and upright pianos with ultra-realistic sound and built-in recording. Edit and save custom variations, connect external keyboards, and compose anywhere. Expand your library with additional instrument packs.

**Highlights:** Ultra-realistic grand and upright pianos, High-definition stereo samples, Built-in MIDI recorder with overdubbing, Instrument editor with real-time controls, Audiobus and Inter-App Audio support, Expansion packs for more instruments

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Piano Expansion Pack | $14.99 | one-time |
| Piano Expansion Pack 2 | $14.99 | one-time |
| Upgrade to Full Version | $19.99 | one-time |


### KORG Module Pro

[App page](https://appshunter.io/ios/app/korg-module-pro/id932191687)

**Currently charting:** #145 Top Paid · Music (US App Store)

This app provides a high-quality mobile sound module for iOS devices, offering professional piano and keyboard sounds. It's ideal for live performance and music production, allowing users to create studio-quality music anywhere with just an iOS device and a MIDI keyboard. Expandable sound libraries and integration with other music apps enhance its capabilities.

**Highlights:** High-quality piano and keyboard sound engines, Six dedicated sound engines, Ultra-low latency, AUv3 support, Set list function with score viewer, Expansion sound libraries, Performance recording and sharing

**Features:** Family Sharing

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hybrid Synth Essential 2 | $3.99 | one-time |
| Future Synths | $4.99 | one-time |
| London Symphonic Orchestra | $6.99 | one-time |
| Dream Pop | $6.99 | one-time |
| Petrichor | $6.99 | one-time |
| Shoulder Pads | $6.99 | one-time |
| Space Western | $6.99 | one-time |
| Wurley Electric Piano | $9.99 | one-time |
| Mellow Tape Keyboard | $9.99 | one-time |
| Soundiron Voice of Rapture Soprano | $9.99 | one-time |
| Wild Kits | $9.99 | one-time |
| Dreamy Synths | $9.99 | one-time |
| Organ & Clav Collection | $19.99 | one-time |
| TRITON Best Selection | $19.99 | one-time |
| 80's Electric Piano | $19.99 | one-time |
| Orchestral Dreams | $19.99 | one-time |
| Classic EP-88M | $19.99 | one-time |
| Ivory Mobile Grand | $29.99 | one-time |
| Module Performance Expansion | $29.99 | one-time |
| Ivory Mobile American D | $29.99 | one-time |

**What reviewers like**

- 🎹 Excellent sound quality
- 🎨 Versatile sound library
- 📋 Useful set list functionality
- 🔌 Good MIDI integration
- 💻 Seamless integration with Korg Gadget

**What reviewers complain about**

- 🔇 Low volume/output issues
- 🐛 Crashes and stability problems
- 🔀 Inconsistent behavior when switching patches
- 🔒 Difficulty restoring purchased content
- 🔍 Limited sound customization options

**Reported bugs**

- Purchased content not appearing or disappearing
- Sustain pedal not functioning properly
- Polyphony issues causing notes to drop out
- Compatibility problems with newer iOS versions

**Requested features**

- Add split and layer functionality
- Implement MIDI learn capabilities
- Improve set list management with reordering and copying
- Add support for background audio and AUv3
- Provide better integration with other Korg apps


## Frequently asked questions

### Is iGrand Piano CS for iPad free?

iGrand Piano CS for iPad is free to download, with in-app purchases available.

### Is KORG Module Pro free?

KORG Module Pro costs $39.99, and also offers in-app purchases.

### Do iGrand Piano CS for iPad or KORG Module Pro have ads?

Neither iGrand Piano CS for iPad nor KORG Module Pro shows ads.

### Which is updated more often, iGrand Piano CS for iPad or KORG Module Pro?

iGrand Piano CS for iPad ships an update every 5 months, and KORG Module Pro monthly. Most recently, iGrand Piano CS for iPad was updated on October 24, 2026 and KORG Module Pro on October 30, 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.*