# Stereo Width Control — audio unit plugin with visuali

> Audio Unit plugin for adjustable stereo width control across four frequency bands. (iPhone/iPad app by Blue Mangoo Consulting Company Limited.)

- Source: https://appshunter.io/ios/app/stereo-width-control/id1493044617 (this page in markdown: same URL + `.md`)
- Developer: [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602)
- Category: Music, Entertainment
- Price: $5.99
- Rating: 5.00/5 from 12 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 10.3 · 3 MB
- Languages: American English
- Released: 2019-12-28
- Data updated: 2026-08-26
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/stereo-width-control/id1493044617/reviews.md

## What is Stereo Width Control?

Stereo Width Control is an Audio Unit plugin that allows you to increase or decrease the stereo width of 4 adjustable frequency bands. Mastering engineers use it to ensure that the bass frequencies of the kick drum and bass instruments stay tightly focused in the centre channel while a keeping spacious stereo image in the mid range frequencies. 

Stereo Width Control operates with your choice of 1 to 4 separate bands. Each band has a solo control, used to audition that band on its own while you adjust its frequency range and stereo width setting.

In the lower right is a stereo vectorscope graph that is helpful for visualising the volume and stereo width of your tracks.

NOTE: This app is an Audio Unit plugin that runs inside of host apps such as GarageBand. It does not process audio in standalone mode.

## Key features

- Adjustable stereo width per frequency band
- Four independent frequency bands
- Solo control for each band
- Stereo vectorscope visualization
- Runs inside host apps like GarageBand

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/stereo-width-control/id1493044617/reviews.md

### 5/5 — Exactly what I needed.

*2021-12-26*

Been needing something like this as an audio unit for ages. Thank you so much . 👍🙏🙏🙏

### 5/5 — Wondrous

*2021-03-30*

This is a permanent part of my mastering chain as it is so useful for dialing in the perfect locations for various frequencies and creating the right amount of space in the overall mix. Excellent!

### 5/5 — Wow!

*2020-08-29*

I’m going to remix all my songs with this! Simple yet awesome. Thanks 👍🏼👍🏼

## Frequently asked questions about Stereo Width Control

### What is Stereo Width Control?

Stereo Width Control is an Audio Unit plugin designed to adjust the stereo width of audio across four distinct frequency bands. It helps in focusing low frequencies while expanding mid-range stereo imaging.

### Does Stereo Width Control work as a standalone app?

No, Stereo Width Control is an Audio Unit plugin and requires a host application like GarageBand to run. It does not process audio in standalone mode.

### How much does Stereo Width Control cost?

Stereo Width Control is a paid application, available for $5.99. There are no in-app purchases or subscription fees associated with it.

### What devices is Stereo Width Control compatible with?

Stereo Width Control is compatible with iPhone, iPad, and iPod. It is designed to run within compatible Audio Unit host applications on these devices.

### How often is Stereo Width Control updated?

Stereo Width Control was last updated on December 15, 2020, to version 1.0.1. The initial release was on December 28, 2019.

### What is the age rating for Stereo Width Control?

Stereo Width Control has an age rating of 4+. This indicates it is suitable for users of all ages.

### Does Stereo Width Control have ads?

Stereo Width Control is ad-free. As a paid application, it does not contain any advertisements.

### What are the main benefits of using Stereo Width Control?

Users can precisely control stereo width for different frequency ranges, ensuring a focused bass and a spacious mid-range. The visual vectorscope aids in analyzing stereo width and volume.

## Version history (last 2 releases)

### 1.0.1 — 2020-12-15

1. Share data between au3 hosts.
2. Fix the polar view display.

### 1.0 — 2019-12-28

No release notes.

## More apps by Blue Mangoo Consulting Company Limited

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- [Stereo Modulator](https://appshunter.io/ios/app/stereo-modulator/id1370816026)

All apps by Blue Mangoo Consulting Company Limited: https://appshunter.io/developer/1475107602

## Related topics

[stereomood](https://appshunter.io/ios/topics/stereomood) · [fennec stereo](https://appshunter.io/ios/topics/fennec-stereo) · [stereo modulator](https://appshunter.io/ios/topics/stereo-modulator)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*