# CV Mod vs NERD Synth A2x + AUv3

The clearest difference is rating: NERD Synth A2x + AUv3 at 4.9 against CV Mod's 4.0. NERD Synth A2x + AUv3 also leads on ratings volume (1.3K vs 8) and chart position (#98 vs unranked). CV Mod's advantage is price ($1.99 vs $5.99) and iOS requirement (11.0 vs 14.4). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

CV Mod costs $1.99 and NERD Synth A2x + AUv3 $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 4.0. That said, the two scores are not equally well evidenced: NERD Synth A2x + AUv3 has 1.3K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 80% of CV Mod's written reviews are positive against 90% of NERD Synth A2x + AUv3's.

CV Mod ships an update every 3 weeks, NERD Synth A2x + AUv3 fortnightly. The most recent releases landed on September 8, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | CV Mod | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | **$1.99** | $5.99 |
| Rating | [4.0 (8 ratings)](https://appshunter.io/ios/app/cv-mod/id1406207229/reviews) | **[4.9 (1.3K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews)** |
| Number of ratings | 8 | **1.3K** |
| Positive reviews | 80.0% of reviews | **90.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#98** |
| Size | 19 MB | 242 MB |
| Requires iOS | **11.0** | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steven Connelly](https://appshunter.io/developer/1049373664) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### CV Mod

[App page](https://appshunter.io/ios/app/cv-mod/id1406207229)

This app provides two LFO/VCO oscillators for modular and semi-modular synthesizers. Connect your device's headphone output to your hardware to add modulation and sound sources. Create custom waveforms and control parameters via MIDI.

**Highlights:** 2 LFO/VCO oscillators, Custom drawable waveforms, MIDI CC control, Tempo sync, Envelope generators, XY pad control

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

**In-app purchases:** none


### NERD Synth A2x + AUv3

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

**Currently charting:** #98 Top Paid · Music (US App Store)

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 CV Mod free?

CV Mod costs $1.99, 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, CV Mod or NERD Synth A2x + AUv3?

NERD Synth A2x + AUv3 is rated higher. CV Mod averages 4.0 out of 5 from 8 ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.3K ratings.

### Do CV Mod or NERD Synth A2x + AUv3 have ads?

Neither CV Mod nor NERD Synth A2x + AUv3 shows ads.

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

CV Mod ships an update every 3 weeks, and NERD Synth A2x + AUv3 fortnightly. Most recently, CV Mod was updated on September 8, 2026 and NERD Synth A2x + AUv3 on September 26, 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.*