# NuRack Auv3 FX Processor vs FabFilter Twin 3

The clearest difference is price: NuRack Auv3 FX Processor at $12.99 against FabFilter Twin 3's $24.99. NuRack Auv3 FX Processor also leads on update cadence (every 3 weeks vs every 10 months) and device support (3 vs 1). On rating, review sentiment, ratings volume and ads there is nothing between them.

NuRack Auv3 FX Processor costs $12.99 and FabFilter Twin 3 $24.99 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 — 4.7 for NuRack Auv3 FX Processor against 4.6 for FabFilter Twin 3. Both are backed by a comparable volume of ratings — 41 and 42 respectively. Written reviews are what separate them: 84% of NuRack Auv3 FX Processor's written reviews are positive against 86% of FabFilter Twin 3's.

NuRack Auv3 FX Processor ships an update every 3 weeks, FabFilter Twin 3 every 10 months. The most recent releases landed on November 13, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | NuRack Auv3 FX Processor | FabFilter Twin 3 |
| --- | --- | --- |
| Price | **$12.99** | $24.99 |
| Rating | **[4.7 (41 ratings)](https://appshunter.io/ios/app/nurack-auv3-fx-processor/id1520146960/reviews)** | [4.6 (42 ratings)](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470/reviews) |
| Number of ratings | 41 | **42** |
| Positive reviews | 84.4% of reviews | **86.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Monetization | Paid | Paid |
| Size | 26 MB | 14 MB |
| Requires iOS | **13** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [FabFilter](https://appshunter.io/developer/421796789) |

## What reviewers say

### NuRack Auv3 FX Processor

[App page](https://appshunter.io/ios/app/nurack-auv3-fx-processor/id1520146960)

Design custom audio and MIDI effects racks with over 80 building blocks. Route audio in series or parallel and create unique interfaces for your sound processing needs.

**Highlights:** Design custom effects racks, Over 80 audio and MIDI building blocks, Full routing control (series/parallel), Customizable interface builder, Seamless effect switching, 3 independent audio racks mode, Extensive automation options

**In-app purchases:** none


### FabFilter Twin 3

[App page](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470)

This powerful virtual analog synthesizer offers a redesigned interface and expanded sound-shaping capabilities. Create a wide range of synth sounds with advanced oscillators, filters, a flexible modulation system, and an all-new FX section. It supports MIDI input and MPE for expressive performances.

**Highlights:** Virtual analog synthesis, Flexible oscillators and filters, Advanced modulation system, All-new FX section, MPE support, Arpeggiator, Preset browser

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NuRack Auv3 FX Processor free?

NuRack Auv3 FX Processor costs $12.99, with no in-app purchases.

### Is FabFilter Twin 3 free?

FabFilter Twin 3 costs $24.99, with no in-app purchases.

### Which has better reviews, NuRack Auv3 FX Processor or FabFilter Twin 3?

NuRack Auv3 FX Processor is rated higher. NuRack Auv3 FX Processor averages 4.7 out of 5 from 41 ratings, while FabFilter Twin 3 averages 4.6 from 42 ratings.

### Do NuRack Auv3 FX Processor or FabFilter Twin 3 have ads?

Neither NuRack Auv3 FX Processor nor FabFilter Twin 3 shows ads.

### Which is updated more often, NuRack Auv3 FX Processor or FabFilter Twin 3?

NuRack Auv3 FX Processor ships an update every 3 weeks, and FabFilter Twin 3 every 10 months. Most recently, NuRack Auv3 FX Processor was updated on November 13, 2026 and FabFilter Twin 3 on November 7, 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.*