# PC3K Sound Editor vs SynthMaster Player

The clearest difference is rating: PC3K Sound Editor at 5.0 against SynthMaster Player's 4.4. PC3K Sound Editor also leads on in-app purchases (none vs 13) and review sentiment (67% vs 52%). SynthMaster Player's advantage is ratings volume (55 vs 2) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. SynthMaster Player sells 13 one-off in-app purchases. PC3K Sound Editor asks for nothing beyond the download.

PC3K Sound Editor holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: SynthMaster Player has 55 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 67% of PC3K Sound Editor's written reviews are positive against 52% of SynthMaster Player's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on June 2, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | PC3K Sound Editor | SynthMaster Player |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pc3k-sound-editor/id797862182/reviews)** | [4.4 (55 ratings)](https://appshunter.io/ios/app/synthmaster-player/id944155926/reviews) |
| Number of ratings | 2 | **55** |
| Positive reviews | **66.7% of reviews** | 52.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 308 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SoundTower Inc.](https://appshunter.io/developer/757478129) | [KV331 Audio](https://appshunter.io/developer/944155925) |

## What reviewers say

### PC3K Sound Editor

[App page](https://appshunter.io/ios/app/pc3k-sound-editor/id797862182)

This tool allows for the editing and manipulation of sound programs and setups for the Kurzweil PC3K synthesizer. It offers real-time parameter adjustments, layer management, and data transfer capabilities directly from an iPad.

**Highlights:** Program Channel Mixer, Program Common parameter editing, Program Layer manipulation, MIDI Continuous Controller tools, Real-time Setup Mode parameter editing, Import Setup Zones, Transmit and receive data

**In-app purchases:** none


### SynthMaster Player

[App page](https://appshunter.io/ios/app/synthmaster-player/id944155926)

This mobile synthesizer app provides a vast library of sounds for music production. It allows users to play presets, make limited edits, and access additional sound banks through in-app purchases. It integrates with other music apps and offers a built-in keyboard for immediate playability.

**Highlights:** Preset-based sound library, Limited parameter editing, XY pads for modulation, AUv3 and InterApp Audio support, Audiobus integration, Built-in keyboard with pitch/mod wheels, Scales functionality

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Historical Synth Giants Vol 1 | $1.99 | one-time |
| BigTone Signature Sounds Vol1 | $4.99 | one-time |
| MK Expansion 2 | $4.99 | one-time |
| Nori Ubukata Art Rock Basics | $4.99 | one-time |
| Sounds of the World | $4.99 | one-time |
| Factory Presets (PRO Upgrade) | $4.99 | one-time |
| SynthMaster 2.7 presets | $4.99 | one-time |
| SynthMaster 2.8 Presets | $4.99 | one-time |
| Extra Factory Presets Bundle | $9.99 | one-time |
| SynthMaster EDM Bundle 1 | $13.99 | one-time |
| Dawn Of Electronic Bundle | $13.99 | one-time |
| Synth Giants Bundle | $13.99 | one-time |
| Rob Lee EDM Bundle | $19.99 | one-time |

**What reviewers like**

- 🚀 Great sounds
- 👍 Fantastic presets
- 🚀 Excellent sound quality
- 👍 Inspiring sounds
- 👍 Rich and full synth sounds

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🐛 Buggy performance
- 🐛 Presets not loading
- 🐛 Unstable on newer devices
- 🐛 Compatibility issues

**Reported bugs**

- Crashes on startup
- Purchased presets not loading
- Stuck notes
- Incompatibility with newer iOS versions
- Audiobus and IAA issues

**Requested features**

- Ability to edit and create own sounds
- Improved preset management
- Better integration with DAWs and Audiobus
- Background playback support
- Larger on-screen keyboard


## Frequently asked questions

### Is PC3K Sound Editor free?

PC3K Sound Editor is free to download, with no in-app purchases.

### Is SynthMaster Player free?

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

### Which has better reviews, PC3K Sound Editor or SynthMaster Player?

PC3K Sound Editor is rated higher. PC3K Sound Editor averages 5.0 out of 5 from 2 ratings, while SynthMaster Player averages 4.4 from 55 ratings.

### Do PC3K Sound Editor or SynthMaster Player have ads?

Neither PC3K Sound Editor nor SynthMaster Player shows ads.

### Which is updated more often, PC3K Sound Editor or SynthMaster Player?

PC3K Sound Editor ships an update every 3 months, and SynthMaster Player every 3 months. Most recently, PC3K Sound Editor was updated on June 2, 2026 and SynthMaster Player on September 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.*