# AstroLab Connect vs NERD Synth A2x + AUv3

The clearest difference is review sentiment: NERD Synth A2x + AUv3 at 89% against AstroLab Connect's 9%. NERD Synth A2x + AUv3 also leads on rating (4.9 vs 1.4) and update cadence (fortnightly vs every 5 months). AstroLab Connect's advantage is price (Free vs $5.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AstroLab Connect is free to download; NERD Synth A2x + AUv3 costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NERD Synth A2x + AUv3 holds the better App Store score, 4.9 against 1.4. That said, the two scores are not equally well evidenced: NERD Synth A2x + AUv3 has 1.4K ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 9% of AstroLab Connect's written reviews are positive against 89% of NERD Synth A2x + AUv3's.

AstroLab Connect ships an update every 5 months, NERD Synth A2x + AUv3 fortnightly. The most recent releases landed on October 15, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | AstroLab Connect | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [1.4 (17 ratings)](https://appshunter.io/ios/app/astrolab-connect/id6471487067/reviews) | **[4.9 (1.4K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews)** |
| Number of ratings | 17 | **1.4K** |
| Positive reviews | 8.7% of reviews | **89.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 34 MB | 242 MB |
| Requires iOS | **13.4** | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arturia](https://appshunter.io/developer/549089551) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### AstroLab Connect

[App page](https://appshunter.io/ios/app/astrolab-connect/id6471487067)

This music companion app allows remote control of hardware, playlist management, and sound browsing. Discover and preview new sounds from a dedicated store to enhance your performance workflow.

**Highlights:** Remote hardware control, Playlist building and editing, Sound browsing and discovery, Sound preview before purchase, Expand sound library

**In-app purchases:** none


### 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 AstroLab Connect free?

AstroLab Connect is free to download, with no 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, AstroLab Connect or NERD Synth A2x + AUv3?

NERD Synth A2x + AUv3 is rated higher. AstroLab Connect averages 1.4 out of 5 from 17 ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.4K ratings.

### Do AstroLab Connect or NERD Synth A2x + AUv3 have ads?

Neither AstroLab Connect nor NERD Synth A2x + AUv3 shows ads.

### Which is updated more often, AstroLab Connect or NERD Synth A2x + AUv3?

AstroLab Connect ships an update every 5 months, and NERD Synth A2x + AUv3 fortnightly. Most recently, AstroLab Connect was updated on October 15, 2026 and NERD Synth A2x + AUv3 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.*