# NLogSynth PRO vs RK

The clearest difference is price: RK at Free against NLogSynth PRO's $8.99. RK also leads on device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

RK is free to download; NLogSynth PRO costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NLogSynth PRO | RK |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | **[4.6 (33 ratings)](https://appshunter.io/ios/app/nlogsynth-pro/id393879841/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 83.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Size | 25 MB | 1 MB |
| Requires iOS | **13.0** | 13.2 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [tempo rubato](https://appshunter.io/developer/293530910) | [Gerrit Dijkstra](https://appshunter.io/developer/437476213) |

## What reviewers say

### NLogSynth PRO

[App page](https://appshunter.io/ios/app/nlogsynth-pro/id393879841)

This app is a professional virtual analog synthesizer for iOS, offering a low-latency sound engine with extensive editing capabilities. It supports various inter-app audio and MIDI protocols, allowing for integration with DAWs and external controllers. Create and export custom sounds and recordings with studio-quality audio.

**Highlights:** Virtual analog low-latency sound engine, Extensive sound editing with over 150 parameters, Support for AudioUnit v3, AudioBus 3, Inter-App Audio, Full MIDI implementation and Core MIDI compatibility, Studio quality 44.1 kHz Stereo CD quality audio, 224 factory sounds and user banks, Multi-effect section with delay, chorus, reverb, and more

**Features:** macOS Compatibility

**In-app purchases:** none


### RK

[App page](https://appshunter.io/ios/app/rk-601/id6449847140)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NLogSynth PRO free?

NLogSynth PRO costs $8.99, with no in-app purchases.

### Is RK free?

RK is free to download, with no in-app purchases.

### Do NLogSynth PRO or RK have ads?

Neither NLogSynth PRO nor RK shows ads.

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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.*