# Analog Rack Cleaner vs EQ550b

The clearest difference is in-app purchases: Analog Rack Cleaner at none against EQ550b's 1. Analog Rack Cleaner also leads on rating (5.0 vs 4.8). EQ550b's advantage is update cadence (every 2 weeks vs every 6 months) and iOS requirement (10.0 vs 15). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. EQ550b sells 1 one-off in-app purchase. Analog Rack Cleaner asks for nothing beyond the download.

Analog Rack Cleaner holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 25 and 13 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Analog Rack Cleaner ships an update every 6 months, EQ550b every 2 weeks. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Analog Rack Cleaner | EQ550b |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (25 ratings)](https://appshunter.io/ios/app/analog-rack-cleaner/id1497168997/reviews)** | [4.8 (13 ratings)](https://appshunter.io/ios/app/eq550b/id1507176549/reviews) |
| Number of ratings | **25** | 13 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 26 MB | 19 MB |
| Requires iOS | 15 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### Analog Rack Cleaner

[App page](https://appshunter.io/ios/app/analog-rack-cleaner/id1497168997)

This audio plugin provides high-pass and low-pass filters to remove unwanted low-end rumble and high-frequency noise. It offers a custom tube preamp for analog coloration and works as a standalone app or within other audio applications.

**Highlights:** High-pass filter, Low-pass filter, Tube preamp circuit, Analog coloration, Standalone app, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


### EQ550b

[App page](https://appshunter.io/ios/app/eq550b/id1507176549)

This audio effect plugin emulates a classic American equalizer from the late 1960s, offering four bands of equalization with selectable frequencies and proportional Q. It provides a wide range of tonal variations for professional audio manipulation and can be used as a standalone app or an AUv3 plugin.

**Highlights:** Modeled vintage EQ, Four bands of equalization, Selectable frequency centers, Proportional Q filter, Stereo, Mid, or Side EQ modes, AUv3 plugin compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS EQ550b Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is Analog Rack Cleaner free?

Analog Rack Cleaner is free to download, with no in-app purchases.

### Is EQ550b free?

EQ550b is free to download, with in-app purchases available.

### Which has better reviews, Analog Rack Cleaner or EQ550b?

Analog Rack Cleaner is rated higher. Analog Rack Cleaner averages 5.0 out of 5 from 25 ratings, while EQ550b averages 4.8 from 13 ratings.

### Do Analog Rack Cleaner or EQ550b have ads?

Neither Analog Rack Cleaner nor EQ550b shows ads.

### Which is updated more often, Analog Rack Cleaner or EQ550b?

Analog Rack Cleaner ships an update every 6 months, and EQ550b every 2 weeks. Most recently, Analog Rack Cleaner was updated on October 13, 2026 and EQ550b on October 1, 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.*