# Synthophone Stylophone clone vs KNOCK

The clearest difference is price: Synthophone Stylophone clone at $0.99 against KNOCK's $9.99. KNOCK's advantage is review sentiment (58% vs 33%). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Synthophone Stylophone clone costs $0.99 and KNOCK $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Synthophone Stylophone clone ships an update every 33 months, KNOCK every 39 months. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Synthophone Stylophone clone | KNOCK |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | — | **[3.9 (21 ratings)](https://appshunter.io/ios/app/knock/id6443654114/reviews)** |
| Number of ratings | — | **21** |
| Positive reviews | 33.3% of reviews | **57.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 33 months** | Every 39 months |
| Monetization | Paid | Paid |
| Size | 23 MB | 9 MB |
| Requires iOS | 12.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Wilmot](https://appshunter.io/developer/520672432) | [Plugins That Knock](https://appshunter.io/developer/1648092173) |

## What reviewers say

### Synthophone Stylophone clone

[App page](https://appshunter.io/ios/app/synthophone-stylophone-clone/id539352924)

This app offers a retro-style monophonic synthesizer experience, emulating the classic Stylophone with added modulation capabilities. Explore different waveforms, control vibrato, transpose notes, and adjust amplitude envelopes for a unique sound.

**Highlights:** Retro monophonic synthesizer, Stylophone emulation, Multiple waveforms (sawtooth, square, triangle), Vibrato control (speed and depth), Note transposition, Amplitude envelope adjustment, Pitch bender

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### KNOCK

[App page](https://appshunter.io/ios/app/knock/id6443654114)

Enhance your drum sounds with this audio plugin designed for professional mixing. It helps drums cut through the mix with a powerful, impactful sound. Optimized for ease of use, it suits both new and experienced music producers.

**Highlights:** Slap and punch through mixes, Signature drum sound, Extreme ease of use, Seamless workflow integration, Crafted by platinum producer

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Synthophone Stylophone clone free?

Synthophone Stylophone clone costs $0.99, with no in-app purchases.

### Is KNOCK free?

KNOCK costs $9.99, with no in-app purchases.

### Do Synthophone Stylophone clone or KNOCK have ads?

Neither Synthophone Stylophone clone nor KNOCK shows ads.

### Which is updated more often, Synthophone Stylophone clone or KNOCK?

Synthophone Stylophone clone ships an update every 33 months, and KNOCK every 39 months. Most recently, Synthophone Stylophone clone was updated on October 6, 2026 and KNOCK on October 11, 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.*