# MIDI Designer Pro X vs LK

The clearest difference is rating: MIDI Designer Pro X at 4.6 against LK's 4.3. MIDI Designer Pro X also leads on review sentiment (79% vs 64%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. MIDI Designer Pro X sells 14 in-app purchases, starting at $1.49 per month and LK sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

MIDI Designer Pro X holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 269 and 706 respectively. Written reviews point the same way: 79% of MIDI Designer Pro X's written reviews are positive against 64% of LK's.

MIDI Designer Pro X ships an update every 11 days, LK fortnightly. Both last shipped on September 23, 2026.

## The numbers

| Metric | MIDI Designer Pro X | LK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (269 ratings)](https://appshunter.io/ios/app/midi-designer-pro-x/id492291712/reviews)** | [4.3 (706 ratings)](https://appshunter.io/ios/app/lk-ableton-and-midi-controller/id944972221/reviews) |
| Number of ratings | 269 | **706** |
| Positive reviews | **78.8% of reviews** | 64.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 205 MB | 125 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Confusion Studios LLC](https://appshunter.io/developer/492291715) | [Imaginando Lda](https://appshunter.io/developer/895445015) |

## What reviewers say

### MIDI Designer Pro X

[App page](https://appshunter.io/ios/app/midi-designer-pro-x/id492291712)

Create custom MIDI controllers for any MIDI-enabled hardware or software. Offers extensive customization, a large user-created layout library, and robust MIDI communication. Ideal for musicians and producers seeking a personalized control experience.

**Highlights:** Control any MIDI-enabled device, Network, Bluetooth, and USB MIDI, Extensive user layout library, Customizable control surfaces, Advanced MIDI transformation features, Ableton Link integration

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MDPx Premium iPhone Only | $1.49 | per month |
| MDPx Premium iPad Only | $2.49 | per month |
| MDPx Premium iPad, iPhone | $2.99 | per month |
| MDPx Premium Mac Only | $4.49 | per month |
| MDPx Premium Mac, iPad, iPhone | $4.99 | per month |
| MDPx Premium iPhone Only | $14.99 | per year |
| MDPx Premium iPad Only | $24.99 | per year |
| MDPx Premium iPad, iPhone | $29.99 | per year |
| MDPx Premium Mac Only | $44.99 | per year |
| MDPx Premium Mac, iPad, iPhone | $49.99 | per year |
| Extra Features Pack | $4.99 | one-time |
| Automatic Backups | $4.99 | one-time |
| Audeonic Stream Byter Plugin | $4.99 | one-time |
| MDPx Premium Lifetime | $124.99 | one-time |


### LK

[App page](https://appshunter.io/ios/app/lk-ableton-and-midi-controller/id944972221)

This application acts as a remote control for Ableton Live and MIDI devices, enhancing electronic music production and live performance. It offers deep integration with Ableton Live and extensive MIDI capabilities for controlling software and hardware. The app is modular, with features available as separate in-app purchases.

**Highlights:** Ableton Live integration, MIDI device control, Clip launching and sequencing, Device parameter control, Virtual MIDI and AUv3 support, Modular in-app purchases

**Features:** Family Sharing, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Step Sequencer | $3.99 | one-time |
| Unlock Chorder | $4.99 | one-time |
| Unlock MIDI Pads | $4.99 | one-time |
| Unlock MIDI Controller | $4.99 | one-time |
| Unlock X/Y Pad | $4.99 | one-time |
| Unlock Keyboard | $4.99 | one-time |
| Unlock Matrix | $9.99 | one-time |
| All Modules Bundle | $29.99 | one-time |

**What reviewers like**

- 🚀 Works perfectly
- 🎹 Great for Ableton Live
- 🎨 Powerful features
- 👍 Intuitive and easy to use
- 💯 Excellent app

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🔌 Connection issues and unreliable wireless
- 💰 Expensive with separate module purchases
- 🤔 Confusing setup and documentation
- 🔋 High battery drain

**Reported bugs**

- Clip renaming tool not working
- Occasional MIDI note sticking
- UI disappearing and requiring restart
- Wireless connection randomly dropping
- Exclusive track arming mode issues

**Requested features**

- Add MIDI CC mapping and automation
- Implement vertical view for session mode
- Allow saving and loading of custom settings
- Improve MIDI note and velocity handling
- Add MIDI transformers and generators


## Frequently asked questions

### Is MIDI Designer Pro X free?

MIDI Designer Pro X is free to download, with in-app purchases available.

### Is LK free?

LK is free to download, with in-app purchases available.

### Which has better reviews, MIDI Designer Pro X or LK?

MIDI Designer Pro X is rated higher. MIDI Designer Pro X averages 4.6 out of 5 from 269 ratings, while LK averages 4.3 from 706 ratings.

### Do MIDI Designer Pro X or LK have ads?

Neither MIDI Designer Pro X nor LK shows ads.

### Which is updated more often, MIDI Designer Pro X or LK?

MIDI Designer Pro X ships an update every 11 days, and LK fortnightly. Most recently, MIDI Designer Pro X was updated on September 23, 2026 and LK 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.*