# Piano Partner vs KORG iWAVESTATION

The clearest difference is review sentiment: KORG iWAVESTATION at 69% against Piano Partner's 9%. KORG iWAVESTATION also leads on rating (4.2 vs 1.7) and update cadence (every 5 months vs every 26 months). Piano Partner's advantage is price (Free vs $29.99) and in-app purchases (none vs 1). On ads there is nothing between them.

Piano Partner is free to download; KORG iWAVESTATION costs $29.99 up front. KORG iWAVESTATION sells 1 one-off in-app purchase. Piano Partner asks for nothing beyond the download.

KORG iWAVESTATION holds the better App Store score, 4.2 against 1.7. That said, the two scores are not equally well evidenced: KORG iWAVESTATION has 134 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 9% of Piano Partner's written reviews are positive against 69% of KORG iWAVESTATION's.

Piano Partner ships an update every 26 months, KORG iWAVESTATION every 5 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Piano Partner | KORG iWAVESTATION |
| --- | --- | --- |
| Price | **Free** | $29.99 |
| Rating | [1.7 (7 ratings)](https://appshunter.io/ios/app/piano-partner/id548199374/reviews) | **[4.2 (134 ratings)](https://appshunter.io/ios/app/korg-iwavestation/id1118072618/reviews)** |
| Number of ratings | 7 | **134** |
| Positive reviews | 9.3% of reviews | **69.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 5 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 96 MB |
| Requires iOS | **9.3.5** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roland Corporation](https://appshunter.io/developer/387333694) | [KORG INC.](https://appshunter.io/developer/363714046) |

## What reviewers say

### Piano Partner

[App page](https://appshunter.io/ios/app/piano-partner/id548199374)

Enhance your Roland digital piano experience with interactive learning tools. This app offers a fun music game to build skills, a browser to access onboard sounds and songs, and a digital sheet music display for built-in pieces.

**Highlights:** Interactive music game for skill building, Access onboard sounds and songs, Digital sheet music display, Wireless connectivity with adapter, Content browsing by category

**In-app purchases:** none


### KORG iWAVESTATION

[App page](https://appshunter.io/ios/app/korg-iwavestation/id1118072618)

This app recreates a legendary 1990s synthesizer, offering time-varying timbre creation and advanced vector synthesis. Experience its unique sound-shaping potential with a renewed graphic interface and touch-based operation for iOS devices.

**Highlights:** Faithful reproduction of original WAVESTATION sound, Graphical wave sequence view with touch control, 1,500 sounds, 700+ waveforms, 55 effects, Powerful random sequence engine, AUv3 support for Logic Pro and GarageBand, Integration with KORG Gadget DAW

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Expansion Card Pack | $4.99 | one-time |

**What reviewers like**

- 🎹 Classic synth sounds
- 👍 Improved interface over hardware
- 🎨 Excellent sound design capabilities
- 🎉 Randomize feature for inspiration
- 🔌 Gadget integration

**What reviewers complain about**

- 🔍 Lack of preset search/organization
- 🔊 Weak filter capabilities
- 🔌 No MIDI channel selection
- 🔌 Limited MIDI control options

**Reported bugs**

- Crashes when saving user presets
- Compatibility issues with newer iOS versions

**Requested features**

- Add AUv3 support
- Improve preset management and browsing
- Enhance MIDI functionality (channel selection, more CCs)
- Expand filter options (high-pass, band-pass)


## Frequently asked questions

### Is Piano Partner free?

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

### Is KORG iWAVESTATION free?

KORG iWAVESTATION costs $29.99, and also offers in-app purchases.

### Which has better reviews, Piano Partner or KORG iWAVESTATION?

KORG iWAVESTATION is rated higher. Piano Partner averages 1.7 out of 5 from 7 ratings, while KORG iWAVESTATION averages 4.2 from 134 ratings.

### Do Piano Partner or KORG iWAVESTATION have ads?

Neither Piano Partner nor KORG iWAVESTATION shows ads.

### Which is updated more often, Piano Partner or KORG iWAVESTATION?

Piano Partner ships an update every 26 months, and KORG iWAVESTATION every 5 months. Most recently, Piano Partner was updated on November 1, 2026 and KORG iWAVESTATION on November 1, 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.*