# FAC Maxima vs Sidechain Compressor Plugin

The clearest difference is rating: FAC Maxima at 4.9 against Sidechain Compressor Plugin's 3.8. FAC Maxima also leads on update cadence (every 2 months vs every 67 months) and review sentiment (84% vs 63%). Sidechain Compressor Plugin's advantage is price ($5.99 vs $9.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

FAC Maxima costs $9.99 and Sidechain Compressor Plugin $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FAC Maxima holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: FAC Maxima has 67 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 84% of FAC Maxima's written reviews are positive against 63% of Sidechain Compressor Plugin's.

FAC Maxima ships an update every 2 months, Sidechain Compressor Plugin every 67 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FAC Maxima | Sidechain Compressor Plugin |
| --- | --- | --- |
| Price | $9.99 | **$5.99** |
| Rating | **[4.9 (67 ratings)](https://appshunter.io/ios/app/fac-maxima/id1323117302/reviews)** | [3.8 (6 ratings)](https://appshunter.io/ios/app/sidechain-compressor-plugin/id1500710796/reviews) |
| Number of ratings | **67** | 6 |
| Positive reviews | **84.4% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 67 months |
| Monetization | Paid | Paid |
| Size | 19 MB | 12 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Corvest](https://appshunter.io/developer/1230164765) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### FAC Maxima

[App page](https://appshunter.io/ios/app/fac-maxima/id1323117302)

This audio effect provides automatic gain control to keep audio levels consistent and prevent clipping. It offers both transparent signal boosting and significant level maximization with creative colorization. The app is versatile for mastering, individual tracks, and broadcasting applications.

**Highlights:** Automatic gain control, Level maximization, Transparent signal boost, Creative colorization, Mastering tool, Individual track processing, Real-time multi-waveform graph

**In-app purchases:** none


### 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


## Frequently asked questions

### Is FAC Maxima free?

FAC Maxima costs $9.99, with no in-app purchases.

### Is Sidechain Compressor Plugin free?

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

### Which has better reviews, FAC Maxima or Sidechain Compressor Plugin?

FAC Maxima is rated higher. FAC Maxima averages 4.9 out of 5 from 67 ratings, while Sidechain Compressor Plugin averages 3.8 from 6 ratings.

### Do FAC Maxima or Sidechain Compressor Plugin have ads?

Neither FAC Maxima nor Sidechain Compressor Plugin shows ads.

### Which is updated more often, FAC Maxima or Sidechain Compressor Plugin?

FAC Maxima ships an update every 2 months, and Sidechain Compressor Plugin every 67 months. Most recently, FAC Maxima was updated on October 14, 2026 and Sidechain Compressor Plugin on October 8, 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.*