# Zeeon synth vs BLEASS Arpeggiator

The clearest difference is in-app purchases: BLEASS Arpeggiator at none against Zeeon synth's 3. Zeeon synth's advantage is update cadence (every 2 months vs every 6 months) and ratings volume (209 vs 54). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.8 for Zeeon synth against 4.8 for BLEASS Arpeggiator. Both are backed by a comparable volume of ratings — 209 and 54 respectively. Written reviews are what separate them: 76% of Zeeon synth's written reviews are positive against 75% of BLEASS Arpeggiator's.

Zeeon synth ships an update every 2 months, BLEASS Arpeggiator every 6 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Zeeon synth | BLEASS Arpeggiator |
| --- | --- | --- |
| Price | $14.99 | $14.99 |
| Rating | [4.8 (209 ratings)](https://appshunter.io/ios/app/zeeon-synth/id1230960440/reviews) | **[4.8 (54 ratings)](https://appshunter.io/ios/app/bleass-arpeggiator/id6464041408/reviews)** |
| Number of ratings | **209** | 54 |
| Positive reviews | **76.0% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 27 MB | 20 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BeepStreet](https://appshunter.io/developer/321412321) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### 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


### BLEASS Arpeggiator

[App page](https://appshunter.io/ios/app/bleass-arpeggiator/id6464041408)

This app offers advanced arpeggiation capabilities for musicians, going beyond traditional patterns with polyrhythms and polyphony. Its intuitive interface encourages on-the-fly experimentation, enhanced by performance controllers, LFOs, and a motion sequencer. It also includes a built-in FM synth for sound generation or can be used with other instruments.

**Highlights:** Advanced arpeggiation patterns, Polyphony and polyrhythms, Hands-on creative interface, XY pads and LFOs, Motion Sequencer, Built-in FM synth, MIDI output for external synths

**In-app purchases:** none


## Frequently asked questions

### Is Zeeon synth free?

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

### Is BLEASS Arpeggiator free?

BLEASS Arpeggiator costs $14.99, with no in-app purchases.

### Which has better reviews, Zeeon synth or BLEASS Arpeggiator?

BLEASS Arpeggiator is rated higher. Zeeon synth averages 4.8 out of 5 from 209 ratings, while BLEASS Arpeggiator averages 4.8 from 54 ratings.

### Do Zeeon synth or BLEASS Arpeggiator have ads?

Neither Zeeon synth nor BLEASS Arpeggiator shows ads.

### Which is updated more often, Zeeon synth or BLEASS Arpeggiator?

Zeeon synth ships an update every 2 months, and BLEASS Arpeggiator every 6 months. Most recently, Zeeon synth was updated on October 24, 2026 and BLEASS Arpeggiator on October 24, 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.*