# SEQTRAK vs NERD Synth A2x + AUv3

The clearest difference is price: SEQTRAK at Free against NERD Synth A2x + AUv3's $5.99. NERD Synth A2x + AUv3's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (1.3K vs 9). On rating, ads, in-app purchases and device support there is nothing between them.

SEQTRAK 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.

On the App Store both sit at effectively the same score — 4.8 for SEQTRAK against 4.9 for NERD Synth A2x + AUv3. That said, the two scores are not equally well evidenced: NERD Synth A2x + AUv3 has 1.3K ratings behind it against 9, so its average is the more settled of the two. Written reviews are what separate them: 79% of SEQTRAK's written reviews are positive against 90% of NERD Synth A2x + AUv3's.

SEQTRAK ships an update every 5 months, NERD Synth A2x + AUv3 fortnightly. Both last shipped on October 2, 2026.

## The numbers

| Metric | SEQTRAK | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [4.8 (9 ratings)](https://appshunter.io/ios/app/seqtrak/id1544687021/reviews) | **[4.9 (1.3K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews)** |
| Number of ratings | 9 | **1.3K** |
| Positive reviews | 78.6% of reviews | **90.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | **Free** | Paid |
| Size | 1.3 GB | 242 MB |
| Requires iOS | 16.0 | **14.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yamaha Corporation](https://appshunter.io/developer/353469356) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### SEQTRAK

[App page](https://appshunter.io/ios/app/seqtrak/id1544687021)

This app enhances your music production experience with a dedicated interface for real-time control and visual feedback. Manage projects, expand your sound library, and create dynamic visualizers that sync with your music. Learn new techniques with interactive tutorials.

**Highlights:** Real-time GUI editor for device control, Project and sound backup/reload, Cloud sound library expansion, 3D object and visual effect creation, AR mode for real-world footage integration, Dynamic, interactive tutorials

**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 SEQTRAK free?

SEQTRAK 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, SEQTRAK or NERD Synth A2x + AUv3?

NERD Synth A2x + AUv3 is rated higher. SEQTRAK averages 4.8 out of 5 from 9 ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.3K ratings.

### Do SEQTRAK or NERD Synth A2x + AUv3 have ads?

Neither SEQTRAK nor NERD Synth A2x + AUv3 shows ads.

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

SEQTRAK ships an update every 5 months, and NERD Synth A2x + AUv3 fortnightly. Most recently, SEQTRAK was updated on October 2, 2026 and NERD Synth A2x + AUv3 on October 2, 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.*