# Sunrizer synth vs KORG iKaossilator

The clearest difference is in-app purchases: Sunrizer synth at none against KORG iKaossilator's 1. Sunrizer synth also leads on price ($12.99 vs $19.99) and chart position (#178 vs unranked). KORG iKaossilator's advantage is ratings volume (1.2K vs 183). On rating, review sentiment, update cadence and ads there is nothing between them.

Sunrizer synth costs $12.99 and KORG iKaossilator $19.99 up front. KORG iKaossilator sells 1 one-off in-app purchase. Sunrizer synth asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Sunrizer synth against 4.7 for KORG iKaossilator. That said, the two scores are not equally well evidenced: KORG iKaossilator has 1.2K ratings behind it against 183, so its average is the more settled of the two. Written reviews are what separate them: 88% of Sunrizer synth's written reviews are positive against 80% of KORG iKaossilator's.

Sunrizer synth ships an update every 6 months, KORG iKaossilator every 4 months. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Sunrizer synth | KORG iKaossilator |
| --- | --- | --- |
| Price | **$12.99** | $19.99 |
| Rating | **[4.7 (183 ratings)](https://appshunter.io/ios/app/sunrizer-synth/id443663267/reviews)** | [4.7 (1.2K ratings)](https://appshunter.io/ios/app/korg-ikaossilator/id452559831/reviews) |
| Number of ratings | 183 | **1.2K** |
| Positive reviews | **87.8% of reviews** | 80.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#178** | — |
| Size | 28 MB | 68 MB |
| Requires iOS | 10.3 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BeepStreet](https://appshunter.io/developer/321412321) | [KORG INC.](https://appshunter.io/developer/363714046) |

## What reviewers say

### Sunrizer synth

[App page](https://appshunter.io/ios/app/sunrizer-synth/id443663267)

**Currently charting:** #178 Top Paid · Music (US App Store)

This virtual analog synthesizer offers a rich, warm sound with advanced features like SuperSaw emulation and morphing parameter control. It integrates seamlessly with MIDI hardware and sequencers, providing a professional-grade sound design experience on iOS.

**Highlights:** SuperSaw sound emulation, Dual filters with configurable routing, Morph Group for parameter control, CoreMidi and background audio support, Multi-mode oscillator multiplication, Microtuning support

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

**In-app purchases:** none

**What reviewers like**

- 🎨 Exceptional sound quality
- 👍 Intuitive and easy-to-use interface
- 🎹 Powerful and flexible synth engine
- 💡 Excellent preset library
- 🎚️ Comprehensive modulation and effects

**What reviewers complain about**

- 🐛 Occasional crashes and glitches
- 🔌 Compatibility issues with certain DAWs
- 🔇 Limited audio export options
- 🧭 Confusing preset management

**Reported bugs**

- Synth freezes when loading certain presets
- Inconsistent behavior when using multiple instances
- Graphical issues on newer iPad models

**Requested features**

- Improved MIDI integration and control
- Expanded arpeggiator and sequencing capabilities
- More advanced sound design tools
- Ability to save custom tunings


### KORG iKaossilator

[App page](https://appshunter.io/ios/app/korg-ikaossilator/id452559831)

Create music with intuitive touch controls and a variety of built-in sounds. This app lets you play melodies and phrases by simply touching the screen, layering up to five parts with a loop sequencer. Share your creations or perform live with DJ-style controls.

**Highlights:** Intuitive X-Y pad for sound control, 150 diverse built-in sounds, Loop sequencer for up to five parts, Real-time loop control for live performance, Audio export and SoundCloud sharing, Visual effects synchronized with performance

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EDM Sound Set | $2.99 | one-time |

**What reviewers like**

- 🚀 Intuitive and easy to use
- 👍 Great sounds and features
- 🎨 Versatile and creative
- 🎉 Lots of fun to play with
- 💻 Works well on both iPhone and iPad

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 🔇 Limited sound library
- 🔒 No ability to import own samples
- 🔊 No individual volume control for instruments
- 🔍 Difficult to precisely hit notes

**Reported bugs**

- Crashes when trying to export to Ableton
- Shared tracks not loading properly
- Compatibility issues with newer iOS versions
- Dropbox integration not working as expected

**Requested features**

- Add more sound packs and expansion options
- Implement MIDI sync and export capabilities
- Include a grid view for more precise note input
- Allow individual volume control for each instrument
- Add an arpeggiator feature


## Frequently asked questions

### Is Sunrizer synth free?

Sunrizer synth costs $12.99, with no in-app purchases.

### Is KORG iKaossilator free?

KORG iKaossilator costs $19.99, and also offers in-app purchases.

### Which has better reviews, Sunrizer synth or KORG iKaossilator?

Sunrizer synth is rated higher. Sunrizer synth averages 4.7 out of 5 from 183 ratings, while KORG iKaossilator averages 4.7 from 1.2K ratings.

### Do Sunrizer synth or KORG iKaossilator have ads?

Neither Sunrizer synth nor KORG iKaossilator shows ads.

### Which is updated more often, Sunrizer synth or KORG iKaossilator?

Sunrizer synth ships an update every 6 months, and KORG iKaossilator every 4 months. Most recently, Sunrizer synth was updated on October 20, 2026 and KORG iKaossilator on October 21, 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.*