# Factory vs SynthMaster 2

The clearest difference is price: Factory at Free against SynthMaster 2's $14.99. Factory also leads on ads (none vs shown) and review sentiment (81% vs 68%). SynthMaster 2's advantage is update cadence (every 3 weeks vs every 4 months) and iOS requirement (15 vs 17.6). On rating, ratings volume, in-app purchases and monetization model there is nothing between them.

Factory is free to download; SynthMaster 2 costs $14.99 up front. Factory sells 1 one-off in-app purchase and SynthMaster 2 sells 32 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Factory against 4.8 for SynthMaster 2. Both are backed by a comparable volume of ratings — 487 and 451 respectively. Written reviews are what separate them: 81% of Factory's written reviews are positive against 68% of SynthMaster 2's.

Factory ships an update every 4 months, SynthMaster 2 every 3 weeks. The most recent releases landed on August 12, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Factory | SynthMaster 2 |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[4.9 (487 ratings)](https://appshunter.io/ios/app/factory-modular-synthesizer/id1458743434/reviews)** | [4.8 (451 ratings)](https://appshunter.io/ios/app/synthmaster-2/id1566704584/reviews) |
| Number of ratings | **487** | 451 |
| Positive reviews | **81.4% of reviews** | 68.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 347 MB | 918 MB |
| Requires iOS | 17.6 | **15** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sugar Bytes GmbH](https://appshunter.io/developer/614418826) | [KV331 Audio](https://appshunter.io/developer/944155925) |

## What reviewers say

### Factory

[App page](https://appshunter.io/ios/app/factory-modular-synthesizer/id1458743434)

Create complex and organic sounds with a powerful modular synthesizer. Explore a vast array of synthesis types, a deep modulation matrix, and dynamic signal flow. Easily find and morph between sounds with a built-in browser and crossfader.

**Highlights:** Modular synthesis with extensive modulation matrix, Multiple oscillator engines and synthesis types, Dynamic signal flow with 3-FX chain, Morph crossfader for sound transformation, Preset browser with tagging and rating, Sequencers, Arpeggiator, and Quantizer

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Factory Full Version | $24.99 | one-time |

**What reviewers like**

- 🚀 Powerful synth engine
- 👍 Intuitive and easy to use interface
- 🎨 Vast sound design capabilities
- 💡 Innovative modulation matrix
- 🎶 Inspiring and unique presets

**What reviewers complain about**

- 🐛 Occasional crashes and freezes
- 🔌 Compatibility issues with other apps
- 🖥️ Pixelated interface on high-res displays
- 🔇 Note-sticking problems

**Reported bugs**

- Presets not loading correctly in DAW projects
- CC assignment issues causing controls to freeze

**Requested features**

- Ability to modulate morph slider
- Option to modulate effects parameters individually
- Arpeggiator with retrigger on key press
- Better integration with GarageBand and other DAWs


### SynthMaster 2

[App page](https://appshunter.io/ios/app/synthmaster-2/id1566704584)

This powerful software synthesizer offers a vast array of sound design capabilities, including multiple oscillator modes, extensive modulation options, and a wide selection of filters. Explore over 1000 factory presets or create your own unique sounds. Available as a standalone app or AUv3 plugin.

**Highlights:** Multiple oscillator modes (Basic, Additive, Wavetable, Vector), Extensive modulation architecture, 6 filter categories, Import custom wave files, 1000+ factory presets, Standalone app and AUv3 plugin

**In-app purchases (32)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BigTone Tableworks Vol.2 | $1.99 | one-time |
| Burak Yeter Synth Sounds Vol1 | $1.99 | one-time |
| Aiyn Zahev Expansion 1 | $1.99 | one-time |
| BigTone Tableworks Vol.1 | $1.99 | one-time |
| Michael Kastrup Expansion | $1.99 | one-time |
| EDM Stars Volume 1 | $1.99 | one-time |
| Nori Ubukata Pop Hits Vol.4 | $1.99 | one-time |
| Rob Lee EDM Expansion Vol.2 | $1.99 | one-time |
| Alonso Sound Future Rave | $1.99 | one-time |
| Nori Ubukata Pop Hits Vol.1 | $1.99 | one-time |
| BigTone Techno Bits Vol.1 | $1.99 | one-time |
| Club Sequences Vol.1 | $2.99 | one-time |
| Historical Synth Giants Vol.3 | $2.99 | one-time |
| Dawn of Electronic Music Vol.2 | $2.99 | one-time |
| Nori Ubukata Art Rock Basics | $2.99 | one-time |
| BigTone Analog Basics 02 | $4.99 | one-time |
| BigTone Analog Basics | $4.99 | one-time |
| BigTone Signature Sounds Vol.1 | $4.99 | one-time |
| NU Sounds of the World | $4.99 | one-time |
| Historical Synth Giants Vol.4 | $4.99 | one-time |
| Historical Synth Giants Vol.1 | $4.99 | one-time |
| Historical Synth Giants Vol.2 | $4.99 | one-time |
| Japan Vintage | $4.99 | one-time |
| NatLife Future Bass Sounds | $4.99 | one-time |
| Danyella EDM Expansion Vol.1 | $4.99 | one-time |
| Dawn of Electronic Music Vol.1 | $4.99 | one-time |
| Dawn of Electronic Music Vol.3 | $4.99 | one-time |
| Rob Lee EDM Expansion Vol.3 | $4.99 | one-time |
| Natlife Disco Funk | $4.99 | one-time |
| Insigne Essentials 4 Clubbin | $4.99 | one-time |
| Desktop Presets Upgrade | $9.99 | one-time |
| All Expansions Bundle | $49.99 | one-time |

**What reviewers like**

- 🚀 Best synth on iPad
- 👍 Delicious sound
- 👍 Tremendously powerful synth
- 👍 Great synth with complex possibilities and great sound(s)
- 👍 Perfeito

**What reviewers complain about**

- 🐛 Auswahl der Modulationsquellen funktioniert nicht richtig
- 🐛 Echt schlecht
- 🐛 Broken Preset System for a powerful synth
- 🐛 Please fix the OSC behavior on Square and Saw
- 🐛 Preset issues

**Reported bugs**

- Presets not loading correctly
- Modulation not working after loading project
- Skin resets to default
- App crashes frequently

**Requested features**

- Pitch bend/glide for imported samples
- Integration with AUM audio mixer


## Frequently asked questions

### Is Factory free?

Factory is free to download, with in-app purchases available.

### Is SynthMaster 2 free?

SynthMaster 2 costs $14.99, and also offers in-app purchases.

### Which has better reviews, Factory or SynthMaster 2?

Factory is rated higher. Factory averages 4.9 out of 5 from 487 ratings, while SynthMaster 2 averages 4.8 from 451 ratings.

### Do Factory or SynthMaster 2 have ads?

SynthMaster 2 shows ads; Factory does not.

### Which is updated more often, Factory or SynthMaster 2?

Factory ships an update every 4 months, and SynthMaster 2 every 3 weeks. Most recently, Factory was updated on August 12, 2026 and SynthMaster 2 on September 23, 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.*