# Free Vibes vs NERD Synth A2x + AUv3

The clearest difference is price: Free Vibes at Free against NERD Synth A2x + AUv3's $5.99. Free Vibes also leads on review sentiment (100% vs 89%) and iOS requirement (11 vs 14.4). NERD Synth A2x + AUv3's advantage is in-app purchases (none vs 1) and ratings volume (1.4K vs 19). On rating, update cadence, ads and device support there is nothing between them.

Free Vibes is free to download; NERD Synth A2x + AUv3 costs $5.99 up front. Free Vibes sells 1 one-off in-app purchase. NERD Synth A2x + AUv3 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Free Vibes against 4.9 for NERD Synth A2x + AUv3. That said, the two scores are not equally well evidenced: NERD Synth A2x + AUv3 has 1.4K ratings behind it against 19, so its average is the more settled of the two. Written reviews are what separate them: 100% of Free Vibes's written reviews are positive against 89% of NERD Synth A2x + AUv3's.

Free Vibes ships an update every 3 weeks, NERD Synth A2x + AUv3 fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Free Vibes | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[5.0 (19 ratings)](https://appshunter.io/ios/app/free-vibes/id6449166066/reviews)** | [4.9 (1.4K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews) |
| Number of ratings | 19 | **1.4K** |
| Positive reviews | **100.0% of reviews** | 89.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 10 MB | 242 MB |
| Requires iOS | **11** | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Genuine Soundware](https://appshunter.io/developer/1560880481) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### Free Vibes

[App page](https://appshunter.io/ios/app/free-vibes/id6449166066)

This app emulates a vibraphone using physical modeling, generating sound in real-time without samples. It offers keyboard or mallet modes, adjustable hardness, and low CPU usage. An optional Pro version unlocks advanced sound shaping and effects.

**Highlights:** Physical modeling sound generation, Full polyphony (49 notes), Keyboard or Mallet modes, Adjustable mallet hardness, Stand-alone and AUv3 plugin, Low CPU and RAM usage

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Editing Function | $7.99 | one-time |


### 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 Free Vibes free?

Free Vibes is free to download, with in-app purchases available.

### Is NERD Synth A2x + AUv3 free?

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

### Which has better reviews, Free Vibes or NERD Synth A2x + AUv3?

Free Vibes is rated higher. Free Vibes averages 5.0 out of 5 from 19 ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.4K ratings.

### Do Free Vibes or NERD Synth A2x + AUv3 have ads?

Neither Free Vibes nor NERD Synth A2x + AUv3 shows ads.

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

Free Vibes ships an update every 3 weeks, and NERD Synth A2x + AUv3 fortnightly. Most recently, Free Vibes was updated on November 3, 2026 and NERD Synth A2x + AUv3 on November 4, 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.*