# KORG Gadget 3 vs NERD Synth A2x + AUv3

The clearest difference is price: NERD Synth A2x + AUv3 at $5.99 against KORG Gadget 3's $39.99. NERD Synth A2x + AUv3 also leads on in-app purchases (none vs 11) and review sentiment (89% vs 76%). On rating, ratings volume, ads and device support there is nothing between them.

KORG Gadget 3 costs $39.99 and NERD Synth A2x + AUv3 $5.99 up front. KORG Gadget 3 sells 11 one-off in-app purchases. NERD Synth A2x + AUv3 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for KORG Gadget 3 against 4.9 for NERD Synth A2x + AUv3. Both are backed by a comparable volume of ratings — 2.9K and 1.3K respectively. Written reviews are what separate them: 76% of KORG Gadget 3's written reviews are positive against 89% of NERD Synth A2x + AUv3's.

KORG Gadget 3 ships an update monthly, NERD Synth A2x + AUv3 fortnightly. Both last shipped on October 18, 2026.

## The numbers

| Metric | KORG Gadget 3 | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | $39.99 | **$5.99** |
| Rating | [4.8 (2.9K ratings)](https://appshunter.io/ios/app/korg-gadget-3/id791077159/reviews) | **[4.9 (1.3K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews)** |
| Number of ratings | **2.9K** | 1.3K |
| Positive reviews | 75.8% of reviews | **89.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 1.9 GB | 242 MB |
| Requires iOS | **13.0** | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KORG INC.](https://appshunter.io/developer/363714046) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### KORG Gadget 3

[App page](https://appshunter.io/ios/app/korg-gadget-3/id791077159)

Create music with a comprehensive suite of over 40 virtual instruments and effects. This powerful yet intuitive ecosystem allows you to quickly turn your musical ideas into finished tracks, offering a vast sound library and flexible workflow for various genres.

**Highlights:** Over 40 virtual instruments and drum machines, New Santa Ana (Guitar) and Sydney (Sampler) gadgets, 5 new insert effects (IFX), Intuitive user interface and workflow, Genre select system for songwriting, AUv3 support for iOS integration, Extensive sound library with 6,000+ programs

**Features:** Family Sharing

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bilbao | $6.99 | one-time |
| Abu Dhabi | $6.99 | one-time |
| Madrid | $9.99 | one-time |
| Gladstone | $9.99 | one-time |
| Kamata | $9.99 | one-time |
| Lisbon | $9.99 | one-time |
| Vancouver | $9.99 | one-time |
| Stockholm | $9.99 | one-time |
| Otorii | $9.99 | one-time |
| Santa Ana | $9.99 | one-time |
| Ebina | $14.99 | one-time |

**What reviewers like**

- 🚀 Great for creating rave and dance music
- 👍 Intuitive and easy to use
- 🎨 Powerful sound design capabilities
- 💡 Useful for live performance
- 👍 Excellent workflow for sketching ideas

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 💰 Expensive with many in-app purchases
- 🔀 Randomized saved project order
- 🔍 Difficult to precisely control zoom and note editing
- 🔓 Issues with restoring purchased content

**Reported bugs**

- Playback issues with latest update
- Imported samples limited to 5 seconds
- Bilbao sampler crashes when importing WAV files
- Gadget instruments not showing up in AUv3 lists

**Requested features**

- Add more acoustic drum and bass sounds
- Implement MIDI out functionality
- Allow customizable scales and tunings
- Add a proper sampler with more advanced features
- Improve copy/paste and track management capabilities


### NERD Synth A2x + AUv3

[App page](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564)

This virtual analog synthesizer offers a powerful and intuitive sound design experience, inspired by classic hardware. Explore over 40 classic waveforms, a versatile arpeggiator, step sequencer, and lush effects to craft unique electronic music.

**Highlights:** Virtual Analog Synthesizer, 40+ Classic Waveforms, Arpeggiator, Step Sequencer, Lush Effects Suite, Four-voice Unison, AUv3 Plugin Support

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⭐ Outstanding synth
- 👍 Very nice and rich sounding
- 🎨 Great presets and sound design
- 🔧 Easy to use and intuitive
- 💻 Works well in AUv3 environments

**What reviewers complain about**

- 🐛 Doesn't show up in Logic
- 🔧 Needs to be more Mac-compatible
- 🔧 Changing presets can be sluggish
- 🔧 Missing aftertouch/expression support

**Reported bugs**

- Doesn't fit properly in Logic Pro for iPad
- Keyboard keys get stuck when using a controller

**Requested features**

- Dark mode option
- Undo/redo functionality
- Improved Logic Pro integration
- Ability to change color scheme


## Frequently asked questions

### Is KORG Gadget 3 free?

KORG Gadget 3 costs $39.99, and also offers in-app purchases.

### Is NERD Synth A2x + AUv3 free?

NERD Synth A2x + AUv3 costs $5.99, with no in-app purchases.

### Which has better reviews, KORG Gadget 3 or NERD Synth A2x + AUv3?

NERD Synth A2x + AUv3 is rated higher. KORG Gadget 3 averages 4.8 out of 5 from 2.9K ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.3K ratings.

### Do KORG Gadget 3 or NERD Synth A2x + AUv3 have ads?

Neither KORG Gadget 3 nor NERD Synth A2x + AUv3 shows ads.

### Which is updated more often, KORG Gadget 3 or NERD Synth A2x + AUv3?

KORG Gadget 3 ships an update monthly, and NERD Synth A2x + AUv3 fortnightly. Most recently, KORG Gadget 3 was updated on October 18, 2026 and NERD Synth A2x + AUv3 on October 18, 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.*