# AUM vs H4essential Control

The clearest difference is price: H4essential Control at Free against AUM's $24.99. H4essential Control also leads on in-app purchases (none vs 4). AUM's advantage is rating (4.7 vs 2.4) and review sentiment (82% vs 50%). On ads, device support and iOS requirement there is nothing between them.

H4essential Control is free to download; AUM costs $24.99 up front. AUM sells 4 one-off in-app purchases. H4essential Control asks for nothing beyond the download.

AUM holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: AUM has 535 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 82% of AUM's written reviews are positive against 50% of H4essential Control's.

AUM ships an update every 3 months, H4essential Control every 14 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AUM | H4essential Control |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | **[4.7 (535 ratings)](https://appshunter.io/ios/app/aum-audio-mixer/id1055636344/reviews)** | [2.4 (5 ratings)](https://appshunter.io/ios/app/h4essential-control/id6467176781/reviews) |
| Number of ratings | **535** | 5 |
| Positive reviews | **81.9% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#45** | — |
| Size | 13 MB | 28 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kymatica AB](https://appshunter.io/developer/522046659) | [ZOOM CORPORATION](https://appshunter.io/developer/566291782) |

## 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


### H4essential Control

[App page](https://appshunter.io/ios/app/h4essential-control/id6467176781)

Control your ZOOM H4essential Handy Recorder wirelessly from your iPhone or iPad. Manage recording, playback, parameters, and monitor vital information like waveforms and battery life.

**Highlights:** Wireless remote control, Start/stop recording and playback, Add marks, Set parameters, Monitor waveforms, Check battery and recording time

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AUM free?

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

### Is H4essential Control free?

H4essential Control is free to download, with no in-app purchases.

### Which has better reviews, AUM or H4essential Control?

AUM is rated higher. AUM averages 4.7 out of 5 from 535 ratings, while H4essential Control averages 2.4 from 5 ratings.

### Do AUM or H4essential Control have ads?

Neither AUM nor H4essential Control shows ads.

### Which is updated more often, AUM or H4essential Control?

AUM ships an update every 3 months, and H4essential Control every 14 months. Most recently, AUM was updated on November 7, 2026 and H4essential Control 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.*