# AUM vs iMPC Pro 2

The clearest difference is review sentiment: AUM at 82% against iMPC Pro 2's 34%. AUM also leads on rating (4.7 vs 4.4) and chart position (#45 vs unranked). On price, ratings volume, update cadence and ads there is nothing between them.

AUM costs $24.99 and iMPC Pro 2 $24.99 up front. AUM sells 4 one-off in-app purchases and iMPC Pro 2 sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

AUM holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 535 and 1.1K respectively. Written reviews point the same way: 82% of AUM's written reviews are positive against 34% of iMPC Pro 2's.

AUM ships an update every 3 months, iMPC Pro 2 every 5 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AUM | iMPC Pro 2 |
| --- | --- | --- |
| Price | $24.99 | $24.99 |
| Rating | **[4.7 (535 ratings)](https://appshunter.io/ios/app/aum-audio-mixer/id1055636344/reviews)** | [4.4 (1.1K ratings)](https://appshunter.io/ios/app/impc-pro-2/id1294928298/reviews) |
| Number of ratings | 535 | **1.1K** |
| Positive reviews | **81.9% of reviews** | 34.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#45** | — |
| Size | 13 MB | 328 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kymatica AB](https://appshunter.io/developer/522046659) | [Akai Professional](https://appshunter.io/developer/373969727) |

## What reviewers say

### AUM

[App page](https://appshunter.io/ios/app/aum-audio-mixer/id1055636344)

**Currently charting:** #45 Top Paid · Music (US App Store)

This app is a versatile audio mixer, recorder, and connection hub for mobile devices. It allows users to connect various audio sources, route signals, apply effects, and record mixes with high fidelity. It supports advanced features like MIDI control, synchronization, and integration with other audio apps and hardware.

**Highlights:** Connect hardware inputs/outputs, Route audio and MIDI, Host Audio Unit extensions, Record mixes and individual tracks, Synchronize with Ableton Link, Built-in processing nodes, MIDI control and routing

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $4.99 | one-time |
| Huge Tip | $9.99 | one-time |

**What reviewers like**

- 👍 Excellent audio routing and mixing capabilities
- 🚀 Powerful and flexible workflow
- 💡 Seamless integration with AUv3 and IAA apps
- 👍 Intuitive and clean user interface
- 👍 Reliable and stable performance

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 💡 Lack of MIDI clock sync receive functionality
- 💡 Limited visual customization options (e.g. channel sizes)
- 🐛 Compatibility issues with some hardware interfaces

**Reported bugs**

- Crashes or freezes when using certain plugin combinations
- Compatibility issues with iOS 15 and newer
- Inconsistent MIDI transport controls

**Requested features**

- Add MIDI clock sync receive capability
- Implement a timeline/sequencer view
- Provide more visual customization options
- Improve support for external hardware integration


### iMPC Pro 2

[App page](https://appshunter.io/ios/app/impc-pro-2/id1294928298)

This app is a comprehensive music creation tool that combines a powerful sampler and beatmaker with advanced features for vocal tracks and Audio Units integration. It allows for real-time audio manipulation, flexible song sequencing, and offers a vast library of sound kits and packs to enhance your productions.

**Highlights:** Audio track recording and real-time manipulation, Audio Units instrument integration, Advanced song sequencing and mixing, Extensive sound kits and free sound packs, Multi-touch audio clip editing, Tutorial series for music production

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Producer Subscription (Monthly) | $7.99 | per month |
| iMPC Pro Professional Subscription | $9.99 | per month |
| Producer Subscription (Annual) | $69.99 | per year |
| Professional Subscription (Annual) | $79.99 | per year |

**What reviewers like**

- 🚀 Great workflow
- 👍 Powerful features
- 🔥 Awesome sound quality
- 💡 Spotify sampling
- 🎨 Attractive interface

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔍 Difficult to import own samples
- 🤔 Confusing UI elements
- 🔇 Lack of metronome in playback
- 🔌 Compatibility issues with controllers

**Reported bugs**

- Audio track recording issues
- Disappearing samples and projects
- Unstable performance on iPad Pro
- Exporting problems with static and glitches

**Requested features**

- Ability to customize pad sizes
- Per-track effects and EQ
- Improved MIDI support
- Seamless project transfer from previous versions
- Expanded file management options


## Frequently asked questions

### Is AUM free?

AUM costs $24.99, and also offers in-app purchases.

### Is iMPC Pro 2 free?

iMPC Pro 2 costs $24.99, and also offers in-app purchases.

### Which has better reviews, AUM or iMPC Pro 2?

AUM is rated higher. AUM averages 4.7 out of 5 from 535 ratings, while iMPC Pro 2 averages 4.4 from 1.1K ratings.

### Do AUM or iMPC Pro 2 have ads?

Neither AUM nor iMPC Pro 2 shows ads.

### Which is updated more often, AUM or iMPC Pro 2?

AUM ships an update every 3 months, and iMPC Pro 2 every 5 months. Most recently, AUM was updated on November 7, 2026 and iMPC Pro 2 on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*