# Sidechain Compressor Plugin vs KNOCK Clipper

The clearest difference is price: KNOCK Clipper at Free against Sidechain Compressor Plugin's $5.99. KNOCK Clipper also leads on review sentiment (100% vs 63%) and rating (4.2 vs 3.8). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

KNOCK Clipper is free to download; Sidechain Compressor Plugin costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

KNOCK Clipper holds the better App Store score, 4.2 against 3.8. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews point the same way: 63% of Sidechain Compressor Plugin's written reviews are positive against 100% of KNOCK Clipper's.

Sidechain Compressor Plugin ships an update every 67 months, KNOCK Clipper every 34 months. The most recent releases landed on October 1, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Sidechain Compressor Plugin | KNOCK Clipper |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [3.8 (6 ratings)](https://appshunter.io/ios/app/sidechain-compressor-plugin/id1500710796/reviews) | **[4.2 (6 ratings)](https://appshunter.io/ios/app/knock-clipper/id1663468033/reviews)** |
| Number of ratings | 6 | 6 |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 67 months | **Every 34 months** |
| Monetization | Paid | Paid |
| Size | 12 MB | 8 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Plugins That Knock](https://appshunter.io/developer/1648092173) |

## What reviewers say

### Sidechain Compressor Plugin

[App page](https://appshunter.io/ios/app/sidechain-compressor-plugin/id1500710796)

This audio plugin enables side-chain compression for music production, creating rhythmic pumping effects. It offers true side-chaining in compatible DAWs and a unique sudo side-chain method for broader compatibility.

**Highlights:** Standard compressor features, Real calibrated VU and reduction meters, Real-time visual graphing, True sidechain in AUM, Sudo sidechain with MASTER/SLAVE, 3 available busses, Mono/Stereo modes

**Features:** macOS Compatibility

**In-app purchases:** none


### KNOCK Clipper

[App page](https://appshunter.io/ios/app/knock-clipper/id1663468033)

This app offers a premium, adjustable hard and soft clipper effect for music production. It's inspired by the signature sound of a popular drum kit series, designed to shape the sonics of modern music.

**Highlights:** User adjustable hard clipper, User adjustable soft clipper, Premium quality audio effect, Inspired by signature drum kit sounds, Shapes modern music sonics

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sidechain Compressor Plugin free?

Sidechain Compressor Plugin costs $5.99, with no in-app purchases.

### Is KNOCK Clipper free?

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

### Which has better reviews, Sidechain Compressor Plugin or KNOCK Clipper?

KNOCK Clipper is rated higher. Sidechain Compressor Plugin averages 3.8 out of 5 from 6 ratings, while KNOCK Clipper averages 4.2 from 6 ratings.

### Do Sidechain Compressor Plugin or KNOCK Clipper have ads?

Neither Sidechain Compressor Plugin nor KNOCK Clipper shows ads.

### Which is updated more often, Sidechain Compressor Plugin or KNOCK Clipper?

Sidechain Compressor Plugin ships an update every 67 months, and KNOCK Clipper every 34 months. Most recently, Sidechain Compressor Plugin was updated on October 1, 2026 and KNOCK Clipper on September 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.*