# KORG iWAVESTATION vs FFT Spectrum Audio Analyzer

The clearest difference is price: FFT Spectrum Audio Analyzer at $6.99 against KORG iWAVESTATION's $29.99. FFT Spectrum Audio Analyzer also leads on in-app purchases (none vs 1). KORG iWAVESTATION's advantage is chart position (#196 vs unranked) and iOS requirement (13.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

KORG iWAVESTATION costs $29.99 and FFT Spectrum Audio Analyzer $6.99 up front. KORG iWAVESTATION sells 1 one-off in-app purchase. FFT Spectrum Audio Analyzer asks for nothing beyond the download.

KORG iWAVESTATION ships an update every 5 months, FFT Spectrum Audio Analyzer every 4 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | KORG iWAVESTATION | FFT Spectrum Audio Analyzer |
| --- | --- | --- |
| Price | $29.99 | **$6.99** |
| Rating | **[4.2 (135 ratings)](https://appshunter.io/ios/app/korg-iwavestation/id1118072618/reviews)** | — |
| Number of ratings | **135** | — |
| Positive reviews | 69.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#196** | — |
| Size | 96 MB | 8 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [Yumm One](https://appshunter.io/developer/1588876379) |

## What reviewers say

### KORG iWAVESTATION

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

**Currently charting:** #196 Top Paid · Music (US App Store)

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)


### FFT Spectrum Audio Analyzer

[App page](https://appshunter.io/ios/app/fft-spectrum-audio-analyzer/id6756638549)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KORG iWAVESTATION free?

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

### Is FFT Spectrum Audio Analyzer free?

FFT Spectrum Audio Analyzer costs $6.99, with no in-app purchases.

### Do KORG iWAVESTATION or FFT Spectrum Audio Analyzer have ads?

Neither KORG iWAVESTATION nor FFT Spectrum Audio Analyzer shows ads.

### Which is updated more often, KORG iWAVESTATION or FFT Spectrum Audio Analyzer?

KORG iWAVESTATION ships an update every 5 months, and FFT Spectrum Audio Analyzer every 4 months. Most recently, KORG iWAVESTATION was updated on November 6, 2026 and FFT Spectrum Audio Analyzer 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.*