# TouchOSC vs NERD Synth A2x + AUv3

The clearest difference is price: NERD Synth A2x + AUv3 at $5.99 against TouchOSC's $19.99. NERD Synth A2x + AUv3 also leads on rating (4.9 vs 4.5) and review sentiment (90% vs 72%). TouchOSC's advantage is chart position (#64 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

TouchOSC costs $19.99 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 4.5. That said, the two scores are not equally well evidenced: NERD Synth A2x + AUv3 has 1.3K ratings behind it against 211, so its average is the more settled of the two. Written reviews point the same way: 72% of TouchOSC's written reviews are positive against 90% of NERD Synth A2x + AUv3's.

TouchOSC ships an update every 5 weeks, NERD Synth A2x + AUv3 fortnightly. Both last shipped on September 23, 2026.

## The numbers

| Metric | TouchOSC | NERD Synth A2x + AUv3 |
| --- | --- | --- |
| Price | $19.99 | **$5.99** |
| Rating | [4.5 (211 ratings)](https://appshunter.io/ios/app/touchosc/id1569996730/reviews) | **[4.9 (1.3K ratings)](https://appshunter.io/ios/app/nerd-synth-a2x-plus-auv3/id6478898564/reviews)** |
| Number of ratings | 211 | **1.3K** |
| Positive reviews | 71.7% of reviews | **90.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Paid | Paid |
| Best chart rank | **#64** | — |
| Size | 39 MB | 242 MB |
| Requires iOS | **13.0** | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hexler LLC](https://appshunter.io/developer/1569922581) | [AudioKit Pro](https://appshunter.io/developer/1307785645) |

## What reviewers say

### TouchOSC

[App page](https://appshunter.io/ios/app/touchosc/id1569996730)

**Currently charting:** #64 Top Paid · Music (US App Store)

This app provides a powerful and flexible modular control surface for MIDI and OSC messages. It features a GPU-powered editor for creating complex layouts, cross-network synchronized editing, and a scripting engine for deep customization. It's designed for musicians and audio professionals seeking advanced control over their digital audio workstations and other compatible software.

**Highlights:** Modular control surface, Powerful integrated editor, MIDI and OSC message support, Cross-network synchronized editing, Scripting engine for customization, Wired & wireless MIDI connections

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎛️ Highly customizable control surfaces
- 💡 Powerful Lua scripting capabilities
- 🔄 Cross-platform compatibility
- ⚡ Stable and reliable performance
- 🎨 Built-in editor for real-time design

**What reviewers complain about**

- 📖 Poor documentation and manual
- 🎓 Steep learning curve for beginners
- 🖱️ Clunky and unintuitive UI/UX
- 🐛 Occasional crashes and connection issues
- 📱 Limited Bluetooth MIDI support on iOS

**Reported bugs**

- App crashes and won't reopen
- Connection drops between iPad and computer
- OSC not transmitting despite showing connected
- Screen goes blank when typing text
- Document tree scrolling jumps erratically

**Requested features**

- Bluetooth MIDI support on iOS devices
- VST/AU plugin version for DAWs
- Better documentation and video tutorials
- Cross-control scripting capabilities
- Image and background customization


### 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 TouchOSC free?

TouchOSC costs $19.99, 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, TouchOSC or NERD Synth A2x + AUv3?

NERD Synth A2x + AUv3 is rated higher. TouchOSC averages 4.5 out of 5 from 211 ratings, while NERD Synth A2x + AUv3 averages 4.9 from 1.3K ratings.

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

Neither TouchOSC nor NERD Synth A2x + AUv3 shows ads.

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

TouchOSC ships an update every 5 weeks, and NERD Synth A2x + AUv3 fortnightly. Most recently, TouchOSC was updated on September 23, 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.*