# Addictive Synth vs Zeeon synth

The clearest difference is price: Addictive Synth at $6.99 against Zeeon synth's $14.99. Addictive Synth also leads on in-app purchases (none vs 3) and iOS requirement (6.0 vs 15.6). Zeeon synth's advantage is rating (4.8 vs 4.5) and ratings volume (209 vs 15). On review sentiment and ads there is nothing between them.

Addictive Synth costs $6.99 and Zeeon synth $14.99 up front. Zeeon synth sells 3 one-off in-app purchases. Addictive Synth asks for nothing beyond the download.

Zeeon synth holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Zeeon synth has 209 ratings behind it against 15, so its average is the more settled of the two. Written reviews complicate that: 78% of Addictive Synth's written reviews are positive against 76% of Zeeon synth's, so the app with the better star average is not the one people write more warmly about.

Addictive Synth ships an update every 4 months, Zeeon synth every 2 months. The most recent releases landed on September 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Addictive Synth | Zeeon synth |
| --- | --- | --- |
| Price | **$6.99** | $14.99 |
| Rating | [4.5 (15 ratings)](https://appshunter.io/ios/app/addictive-synth/id447072653/reviews) | **[4.8 (209 ratings)](https://appshunter.io/ios/app/zeeon-synth/id1230960440/reviews)** |
| Number of ratings | 15 | **209** |
| Positive reviews | **78.1% of reviews** | 75.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 47 MB | 27 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [BeepStreet](https://appshunter.io/developer/321412321) |

## What reviewers say

### Addictive Synth

[App page](https://appshunter.io/ios/app/addictive-synth/id447072653)

Create unique sounds and driving loops with a powerful wavetable synthesizer. Explore a vast sonic universe with dynamic oscillators, spectral noise generation, and intelligent randomizers. Play live with an onscreen keyboard or connect a MIDI controller.

**Highlights:** Dynamic wavetable synthesis, Spectral noise generator, Intelligent randomizer for sounds and arpeggios, Onscreen keyboard with live playing capabilities, MIDI keyboard compatibility, Programmable arpeggiator, Audiobus and Inter-app audio support

**In-app purchases:** none

**What reviewers like**

- 🎵 Unique additive synthesis sound palette
- 🎛️ Intuitive and clean interface design
- 🎲 Randomizer/dice feature for creative exploration
- 🎹 Excellent arpeggiator with extensive customization
- ✏️ Ability to draw custom waveforms and filters

**What reviewers complain about**

- 🔊 Harsh, metallic, or shrill sound character
- 🐛 Crashes on certain iOS versions
- ⏱️ Tempo drift and synchronization issues
- 🎹 Small, difficult-to-use on-screen controls
- 📡 Poor MIDI latency and responsiveness

**Reported bugs**

- App crashes upon opening on iOS 15.1
- Static/audio glitches on startup
- Keyboard width inconsistency across pages
- Stuck notes with external MIDI controllers
- Audio playback at 2x speed when pasting from certain apps

**Requested features**

- MIDI learn functionality
- Audiobus and IAA sync support
- MIDI clock/start/stop synchronization
- Ableton Link integration
- White/pink noise generator


### 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 Addictive Synth free?

Addictive Synth costs $6.99, with no in-app purchases.

### Is Zeeon synth free?

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

### Which has better reviews, Addictive Synth or Zeeon synth?

Zeeon synth is rated higher. Addictive Synth averages 4.5 out of 5 from 15 ratings, while Zeeon synth averages 4.8 from 209 ratings.

### Do Addictive Synth or Zeeon synth have ads?

Neither Addictive Synth nor Zeeon synth shows ads.

### Which is updated more often, Addictive Synth or Zeeon synth?

Addictive Synth ships an update every 4 months, and Zeeon synth every 2 months. Most recently, Addictive Synth was updated on September 29, 2026 and Zeeon synth on October 12, 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.*