# Lorentz vs Zeeon synth

The clearest difference is in-app purchases: Lorentz at none against Zeeon synth's 3. Lorentz also leads on price ($8.00 vs $14.99) and review sentiment (90% vs 76%). Zeeon synth's advantage is ratings volume (209 vs 24). On rating, update cadence, ads and device support there is nothing between them.

Lorentz costs $8.00 and Zeeon synth $14.99 up front. Zeeon synth sells 3 one-off in-app purchases. Lorentz asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Lorentz against 4.8 for Zeeon synth. That said, the two scores are not equally well evidenced: Zeeon synth has 209 ratings behind it against 24, so its average is the more settled of the two. Written reviews are what separate them: 90% of Lorentz's written reviews are positive against 76% of Zeeon synth's.

Lorentz ships an update monthly, Zeeon synth every 2 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Lorentz | Zeeon synth |
| --- | --- | --- |
| Price | **$8.00** | $14.99 |
| Rating | **[4.8 (24 ratings)](https://appshunter.io/ios/app/lorentz-auv3-plug-in-synth/id1016055431/reviews)** | [4.8 (209 ratings)](https://appshunter.io/ios/app/zeeon-synth/id1230960440/reviews) |
| Number of ratings | 24 | **209** |
| Positive reviews | **90.3% of reviews** | 76.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 7 MB | 27 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iceWorks, Inc.](https://appshunter.io/developer/347507439) | [BeepStreet](https://appshunter.io/developer/321412321) |

## 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


### Zeeon synth

[App page](https://appshunter.io/ios/app/zeeon-synth/id1230960440)

This app is a virtual analog synthesizer that recreates the sound and feel of classic hardware. It features a detailed circuit-modeling engine, powerful modulation, and multiple filter models for rich, organic soundscapes. Explore a vast array of presets and expand your sonic palette with additional sound banks.

**Highlights:** Circuit-modeling engine, Powerful modulation matrix, Dual oscillators with variable waveforms, Multiple filter models, Built-in effects unit, Audio Unit v3 support, Polyphonic step sequencer

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OI - Exploration Vol. 1 | $3.99 | one-time |
| BB Z-Space | $4.99 | one-time |
| BB Synthwave | $4.99 | one-time |

**What reviewers like**

- 🎨 Excellent sound quality
- 🎹 Intuitive and well-designed interface
- 🔧 Flexible and deep sound design capabilities
- 💻 Seamless integration as an AUv3 plugin
- 🎚️ Smooth and responsive controls

**What reviewers complain about**

- 🐛 Stability issues, crashes on some devices
- 🔌 Compatibility problems with newer iOS versions
- 📂 Preset management could be improved
- 🔀 Lack of MIDI learn and sequencer features
- 🖥️ UI scaling issues on larger iPad displays

**Reported bugs**

- Preset settings not retained after app restart
- Synth reverts to default settings when reopening Logic Pro project
- Crashes and freezes on certain iOS 14+ devices
- Inability to access in-app purchases from within the app

**Requested features**

- Add MIDI learn functionality
- Implement a more robust preset management system
- Include a built-in sequencer with save/load capabilities
- Improve UI scaling and layout for larger iPad screens
- Provide better integration with inter-app audio and Audiobus


## Frequently asked questions

### Is Lorentz free?

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

### Is Zeeon synth free?

Zeeon synth costs $14.99, and also offers in-app purchases.

### Which has better reviews, Lorentz or Zeeon synth?

Lorentz is rated higher. Lorentz averages 4.8 out of 5 from 24 ratings, while Zeeon synth averages 4.8 from 209 ratings.

### Do Lorentz or Zeeon synth have ads?

Neither Lorentz nor Zeeon synth shows ads.

### Which is updated more often, Lorentz or Zeeon synth?

Lorentz ships an update monthly, and Zeeon synth every 2 months. Most recently, Lorentz was updated on October 24, 2026 and Zeeon synth on October 29, 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.*