# MIDI Tools vs NuRack Auv3 FX Processor

The clearest difference is update cadence: MIDI Tools at every 4 days against NuRack Auv3 FX Processor's every 3 weeks. MIDI Tools also leads on price ($4.99 vs $7.99) and iOS requirement (11.0 vs 13). NuRack Auv3 FX Processor's advantage is review sentiment (84% vs 70%) and chart position (#197 vs unranked). On rating, ratings volume, ads and in-app purchases there is nothing between them.

MIDI Tools costs $4.99 and NuRack Auv3 FX Processor $7.99 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 MIDI Tools against 4.7 for NuRack Auv3 FX Processor. Both are backed by a comparable volume of ratings — 22 and 42 respectively. Written reviews are what separate them: 70% of MIDI Tools's written reviews are positive against 84% of NuRack Auv3 FX Processor's.

MIDI Tools ships an update every 4 days, NuRack Auv3 FX Processor every 3 weeks. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | MIDI Tools | NuRack Auv3 FX Processor |
| --- | --- | --- |
| Price | **$4.99** | $7.99 |
| Rating | [4.7 (22 ratings)](https://appshunter.io/ios/app/midi-tools/id1446209019/reviews) | [4.7 (42 ratings)](https://appshunter.io/ios/app/nurack-auv3-fx-processor/id1520146960/reviews) |
| Number of ratings | 22 | **42** |
| Positive reviews | 70.0% of reviews | **84.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Paid | Paid |
| Best chart rank | — | **#197** |
| Size | 11 MB | 26 MB |
| Requires iOS | **11.0** | 13 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Victor Porof](https://appshunter.io/developer/1446209018) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### MIDI Tools

[App page](https://appshunter.io/ios/app/midi-tools/id1446209019)

This application provides a suite of MIDI audio units for iOS, allowing users to manipulate MIDI messages within their DAW's effects chain. It offers tools for altering velocity, transposing keys, monitoring events, and routing MIDI to external hardware or internal buses.

**Highlights:** MIDI message manipulation within DAW effects chains, 8 AUv3 MIDI audio units, Velocity and aftertouch alteration, Key transposition and range restriction, MIDI event monitoring and reporting, Tempo-synced trigger blocking, External and internal MIDI routing

**Features:** macOS Compatibility

**In-app purchases:** none


### NuRack Auv3 FX Processor

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

**Currently charting:** #197 Top Paid · Music (US App Store)

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


## Frequently asked questions

### Is MIDI Tools free?

MIDI Tools costs $4.99, with no in-app purchases.

### Is NuRack Auv3 FX Processor free?

NuRack Auv3 FX Processor costs $7.99, with no in-app purchases.

### Which has better reviews, MIDI Tools or NuRack Auv3 FX Processor?

MIDI Tools and NuRack Auv3 FX Processor are both rated 4.7 out of 5 on the App Store, from 22 and 42 ratings respectively.

### Do MIDI Tools or NuRack Auv3 FX Processor have ads?

Neither MIDI Tools nor NuRack Auv3 FX Processor shows ads.

### Which is updated more often, MIDI Tools or NuRack Auv3 FX Processor?

MIDI Tools ships an update every 4 days, and NuRack Auv3 FX Processor every 3 weeks. Most recently, MIDI Tools was updated on October 9, 2026 and NuRack Auv3 FX Processor on October 15, 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.*