# Zeeon synth vs FabFilter Twin 3

The clearest difference is price: Zeeon synth at $14.99 against FabFilter Twin 3's $24.99. Zeeon synth also leads on update cadence (every 2 months vs every 19 months) and ratings volume (209 vs 42). FabFilter Twin 3's advantage is in-app purchases (none vs 3) and review sentiment (86% vs 76%). On rating, ads and iOS requirement there is nothing between them.

Zeeon synth costs $14.99 and FabFilter Twin 3 $24.99 up front. Zeeon synth sells 3 one-off in-app purchases. FabFilter Twin 3 asks for nothing beyond the download.

Zeeon synth holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 209 and 42 respectively. Written reviews complicate that: 76% of Zeeon synth's written reviews are positive against 86% of FabFilter Twin 3's, so the app with the better star average is not the one people write more warmly about.

Zeeon synth ships an update every 2 months, FabFilter Twin 3 every 19 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Zeeon synth | FabFilter Twin 3 |
| --- | --- | --- |
| Price | **$14.99** | $24.99 |
| Rating | **[4.8 (209 ratings)](https://appshunter.io/ios/app/zeeon-synth/id1230960440/reviews)** | [4.6 (42 ratings)](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470/reviews) |
| Number of ratings | **209** | 42 |
| Positive reviews | 76.0% of reviews | **86.2% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 19 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 27 MB | 11 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [BeepStreet](https://appshunter.io/developer/321412321) | [FabFilter](https://appshunter.io/developer/421796789) |

## 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


### FabFilter Twin 3

[App page](https://appshunter.io/ios/app/fabfilter-twin-3/id1671810470)

This powerful virtual analog synthesizer offers a vast array of sound-shaping tools, including multiple oscillators, filters, and a comprehensive modulation system. Create a wide range of synth sounds with an intuitive interface and a rich factory preset library.

**Highlights:** Four flexible oscillators, Four vintage-style filters, Extensive modulation system, All-new FX section, Arpeggiator with groove controls, Full-featured preset browser, Analog-modelled drift

**In-app purchases:** none


## Frequently asked questions

### Is Zeeon synth free?

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

### Is FabFilter Twin 3 free?

FabFilter Twin 3 costs $24.99, with no in-app purchases.

### Which has better reviews, Zeeon synth or FabFilter Twin 3?

Zeeon synth is rated higher. Zeeon synth averages 4.8 out of 5 from 209 ratings, while FabFilter Twin 3 averages 4.6 from 42 ratings.

### Do Zeeon synth or FabFilter Twin 3 have ads?

Neither Zeeon synth nor FabFilter Twin 3 shows ads.

### Which is updated more often, Zeeon synth or FabFilter Twin 3?

Zeeon synth ships an update every 2 months, and FabFilter Twin 3 every 19 months. Most recently, Zeeon synth was updated on October 29, 2026 and FabFilter Twin 3 on October 27, 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.*