# MIDI Bagpipes Control Surface vs Lorentz

The clearest difference is review sentiment: Lorentz at 90% against MIDI Bagpipes Control Surface's 0%. Lorentz also leads on rating (4.8 vs 2.0) and ratings volume (24 vs 2). MIDI Bagpipes Control Surface's advantage is price ($4.99 vs $8.00). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

MIDI Bagpipes Control Surface costs $4.99 and Lorentz $8.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Lorentz holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Lorentz has 24 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of MIDI Bagpipes Control Surface's written reviews are positive against 90% of Lorentz's.

MIDI Bagpipes Control Surface ships an update every 3 weeks, Lorentz monthly. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | MIDI Bagpipes Control Surface | Lorentz |
| --- | --- | --- |
| Price | **$4.99** | $8.00 |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/midi-bagpipes-control-surface/id368380201/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/lorentz-auv3-plug-in-synth/id1016055431/reviews)** |
| Number of ratings | 2 | **24** |
| Positive reviews | 0.0% of reviews | **90.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Paid | Paid |
| Size | 21 MB | 7 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Eskin](https://appshunter.io/developer/342739369) | [iceWorks, Inc.](https://appshunter.io/developer/347507439) |

## What reviewers say

### MIDI Bagpipes Control Surface

[App page](https://appshunter.io/ios/app/midi-bagpipes-control-surface/id368380201)

This app acts as a MIDI control surface for iPad, simulating Irish/Scottish bagpipe fingerings. It allows you to play external MIDI synthesizers or other MIDI apps, offering distinct fingering modes for Uilleann and Highland pipes. It does not produce sound on its own.

**Highlights:** Irish/Scottish bagpipe fingering simulation, MIDI control surface for external synths, Uilleann and Highland fingering modes, Independent MIDI channels for chanter and drones, Optional finger vibrato, Adjustable drone transposition

**In-app purchases:** none


### Lorentz

[App page](https://appshunter.io/ios/app/lorentz-auv3-plug-in-synth/id1016055431)

This app offers an analog-style synthesizer with a unique resonator for experimental sound design. Explore a wide range of sonic possibilities with familiar analog tones and innovative resonator effects.

**Highlights:** AUv3 compatibility, Analog-style synthesis, Integrated resonator, Experimental sound creation, Wide sound design possibilities

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

**In-app purchases:** none


## Frequently asked questions

### Is MIDI Bagpipes Control Surface free?

MIDI Bagpipes Control Surface costs $4.99, with no in-app purchases.

### Is Lorentz free?

Lorentz costs $8.00, with no in-app purchases.

### Which has better reviews, MIDI Bagpipes Control Surface or Lorentz?

Lorentz is rated higher. MIDI Bagpipes Control Surface averages 2.0 out of 5 from 2 ratings, while Lorentz averages 4.8 from 24 ratings.

### Do MIDI Bagpipes Control Surface or Lorentz have ads?

Neither MIDI Bagpipes Control Surface nor Lorentz shows ads.

### Which is updated more often, MIDI Bagpipes Control Surface or Lorentz?

MIDI Bagpipes Control Surface ships an update every 3 weeks, and Lorentz monthly. Most recently, MIDI Bagpipes Control Surface was updated on November 6, 2026 and Lorentz on November 1, 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.*