# SynthMaster One for iPhone vs Mynth

SynthMaster One for iPhone and Mynth both sit at 4.7 stars, but that hides the real split: 83% of Mynth's written reviews are positive against 63% of SynthMaster One for iPhone's. Mynth also leads on device support (4 vs 2). SynthMaster One for iPhone's advantage is ratings volume (335 vs 44) and iOS requirement (10.0 vs 15.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. SynthMaster One for iPhone sells 10 one-off in-app purchases and Mynth sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for SynthMaster One for iPhone against 4.8 for Mynth. That said, the two scores are not equally well evidenced: SynthMaster One for iPhone has 335 ratings behind it against 44, so its average is the more settled of the two. Written reviews are what separate them: 63% of SynthMaster One for iPhone's written reviews are positive against 83% of Mynth's.

SynthMaster One for iPhone ships an update every 2 months, Mynth monthly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SynthMaster One for iPhone | Mynth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (335 ratings)](https://appshunter.io/ios/app/synthmaster-one-for-iphone/id1490902617/reviews) | **[4.8 (44 ratings)](https://appshunter.io/ios/app/mynth-polyphonic-synthesizer/id1527862717/reviews)** |
| Number of ratings | **335** | 44 |
| Positive reviews | 63.1% of reviews | **82.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 297 MB | 33 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [KV331 Audio](https://appshunter.io/developer/944155925) | [Fingerlab](https://appshunter.io/developer/412786610) |

## What reviewers say

### SynthMaster One for iPhone

[App page](https://appshunter.io/ios/app/synthmaster-one-for-iphone/id1490902617)

This powerful wavetable synthesizer app offers an intuitive workflow for creating new sounds. It features a rich library of wavetables, inspiring factory presets, and real-time modulation feedback for sound design.

**Highlights:** Wavetable synthesis, 300 factory presets, AUv3 support, Files App integration, Real-time modulation feedback, Semi-modular architecture, 32-step arpeggiator/sequencer

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BigTone Club Construction Set | $4.99 | one-time |
| True Trance Sounds Volume 1 | $4.99 | one-time |
| Vandalism Future House | $4.99 | one-time |
| NatLife Retrowave Sounds Vol.1 | $4.99 | one-time |
| Demis Hellen Euphoric Trance | $4.99 | one-time |
| NatLife Progressive&Deep Vol.1 | $4.99 | one-time |
| Vandalism Shocking Future Bass | $4.99 | one-time |
| Venus Theory Trap Sounds | $4.99 | one-time |
| Desktop Presets Upgrade | $9.99 | one-time |
| SM One Expansions Bundle | $24.99 | one-time |

**What reviewers like**

- ✨ Excellent sound quality
- 🤩 Incredible features for free
- 👍 Easy to use interface
- 🎛️ Versatile sound design capabilities
- 🎵 Great for GarageBand integration

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔌 Issues with GarageBand integration
- 💸 In-app purchase problems
- 🔄 Presets not saving
- 📉 App appears abandoned

**Reported bugs**

- App crashes when loading saved presets
- App crashes when setting default sound
- AUv3 option disappears in GarageBand
- Inability to reload user patches without crashing
- Inability to purchase certain IAP packs

**Requested features**

- Fix in-app purchase issues
- Improve GarageBand AUv3 stability
- Enable saving of custom presets
- Address crashing when loading presets
- Fix note pitch issues


### Mynth

[App page](https://appshunter.io/ios/app/mynth-polyphonic-synthesizer/id1527862717)

Create unique sounds by drawing waveforms, adjusting filters, and controlling parameters with LFOs. Explore a vast sound palette with factory presets or build your own. Supports MIDI, AudioUnit, and live recording for track creation.

**Highlights:** Waveform drawing editor, 3 Oscillators, 2 dynamic Filters, 4 LFOs, 132 Factory presets, Arpeggiator, Live recording module

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $9.99 | one-time |

**What reviewers like**

- 🤩 Amazing sound and potential
- 👍 Intuitive interface
- 💰 Great value for money
- 🚀 Easy to use and play around with
- 💡 Loads of features

**What reviewers complain about**

- 😟 High CPU usage
- 🐛 MIDI notes getting stuck
- 💸 Freemium model not ideal for some
- 🤏 Envelopes are fiddly to operate
- 🎛️ Filter envelope amount not adjustable

**Reported bugs**

- CPU usage so high
- Midi stucks notes
- Audio bugs
- Parameters not exposed in AUM
- Presets not accessible in Drambo

**Requested features**

- Mono + glide
- Better arpeggiator
- More MIDI learns (e.g., arp params, arp on/off)
- Sequencer functionality
- Copy and paste function for waveforms


## Frequently asked questions

### Is SynthMaster One for iPhone free?

SynthMaster One for iPhone is free to download, with in-app purchases available.

### Is Mynth free?

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

### Which has better reviews, SynthMaster One for iPhone or Mynth?

Mynth is rated higher. SynthMaster One for iPhone averages 4.7 out of 5 from 335 ratings, while Mynth averages 4.8 from 44 ratings.

### Do SynthMaster One for iPhone or Mynth have ads?

Neither SynthMaster One for iPhone nor Mynth shows ads.

### Which is updated more often, SynthMaster One for iPhone or Mynth?

SynthMaster One for iPhone ships an update every 2 months, and Mynth monthly. Most recently, SynthMaster One for iPhone was updated on November 7, 2026 and Mynth on November 3, 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.*