# iFretless Brass vs NERD Synth A2x + AUv3

The clearest difference is ratings volume: NERD Synth A2x + AUv3 at 1.3K against iFretless Brass's 10. NERD Synth A2x + AUv3 also leads on review sentiment (90% vs 68%) and price ($5.99 vs $9.99). On rating, ads, in-app purchases and monetization model there is nothing between them.

iFretless Brass costs $9.99 and NERD Synth A2x + AUv3 $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 — 4.9 for iFretless Brass 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 10, so its average is the more settled of the two. Written reviews are what separate them: 68% of iFretless Brass's written reviews are positive against 90% of NERD Synth A2x + AUv3's.

iFretless Brass ships an update every 6 weeks, NERD Synth A2x + AUv3 fortnightly. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | iFretless Brass | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | $9.99 | **$5.99** |
| Rating | [4.9 (10 ratings)](https://appshunter.io/ios/app/ifretless-brass/id915761815/reviews) | [4.9 (1.3K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews) |
| Number of ratings | 10 | **1.3K** |
| Positive reviews | 68.0% of reviews | **90.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 241 MB | 242 MB |
| Requires iOS | 15.6 | **14.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### iFretless Brass

[App page](https://appshunter.io/ios/app/ifretless-brass/id915761815)

This app allows string instrument players to create expressive music using a variety of brass and synth sounds. It features detailed sample libraries and advanced touch sensitivity for natural performance. Supports MIDI and Audio Unit integration for external devices and recording apps.

**Highlights:** Expressive brass and synth sounds, Detailed sample library, Advanced touch pressure detection, Natural vibrato and slides, MIDI input/output support, Audio Unit integration

**Features:** macOS Compatibility

**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 iFretless Brass free?

iFretless Brass costs $9.99, 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, iFretless Brass or NERD Synth A2x + AUv3?

iFretless Brass and NERD Synth A2x + AUv3 are both rated 4.9 out of 5 on the App Store, from 10 and 1.3K ratings respectively.

### Do iFretless Brass or NERD Synth A2x + AUv3 have ads?

Neither iFretless Brass nor NERD Synth A2x + AUv3 shows ads.

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

iFretless Brass ships an update every 6 weeks, and NERD Synth A2x + AUv3 fortnightly. Most recently, iFretless Brass was updated on September 22, 2026 and NERD Synth A2x + AUv3 on September 23, 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.*