# Lorentz vs Harmonicer

The clearest difference is update cadence: Harmonicer at every 4 days against Lorentz's monthly. Harmonicer also leads on price ($4.99 vs $8.00). Lorentz's advantage is review sentiment (90% vs 80%). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Lorentz costs $8.00 and Harmonicer $4.99 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 — 4.8 for Lorentz against 4.7 for Harmonicer. Both are backed by a comparable volume of ratings — 24 and 12 respectively. Written reviews are what separate them: 90% of Lorentz's written reviews are positive against 80% of Harmonicer's.

Lorentz ships an update monthly, Harmonicer every 4 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Lorentz | Harmonicer |
| --- | --- | --- |
| Price | $8.00 | **$4.99** |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/lorentz-auv3-plug-in-synth/id1016055431/reviews)** | [4.7 (12 ratings)](https://appshunter.io/ios/app/harmonicer/id6468485333/reviews) |
| Number of ratings | **24** | 12 |
| Positive reviews | **90.3% of reviews** | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Paid | Paid |
| Size | 7 MB | 23 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [iceWorks, Inc.](https://appshunter.io/developer/347507439) | [Kai Aras](https://appshunter.io/developer/370820899) |

## What reviewers say

### 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


### Harmonicer

[App page](https://appshunter.io/ios/app/harmonicer/id6468485333)

This app generates musical inspiration by combining MIDI quantization, harmonization, and arpeggiation. It offers extensive scale support and allows for the creation of complex chords and rhythmic patterns to enhance musical compositions.

**Highlights:** MIDI Quantizer with 20+ scales, Custom scale support, Harmonizer with up to 4 voices, Arpeggiator with 10 modes, Process MIDI from any source, Standalone use with internal keyboard

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lorentz free?

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

### Is Harmonicer free?

Harmonicer costs $4.99, with no in-app purchases.

### Which has better reviews, Lorentz or Harmonicer?

Lorentz is rated higher. Lorentz averages 4.8 out of 5 from 24 ratings, while Harmonicer averages 4.7 from 12 ratings.

### Do Lorentz or Harmonicer have ads?

Neither Lorentz nor Harmonicer shows ads.

### Which is updated more often, Lorentz or Harmonicer?

Lorentz ships an update monthly, and Harmonicer every 4 days. Most recently, Lorentz was updated on October 24, 2026 and Harmonicer on October 30, 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.*