# Zero Chorus vs RRS EQ3

The clearest difference is review sentiment: RRS EQ3 at 100% against Zero Chorus's 43%. RRS EQ3 also leads on price (Free vs $2.99) and rating (4.8 vs 4.2). Zero Chorus's advantage is in-app purchases (none vs 1). On ratings volume, ads and device support there is nothing between them.

RRS EQ3 is free to download; Zero Chorus costs $2.99 up front. RRS EQ3 sells 1 one-off in-app purchase. Zero Chorus asks for nothing beyond the download.

RRS EQ3 holds the better App Store score, 4.8 against 4.2. Both are backed by a comparable volume of ratings — 22 and 23 respectively. Written reviews point the same way: 43% of Zero Chorus's written reviews are positive against 100% of RRS EQ3's.

Zero Chorus ships an update every 6 months, RRS EQ3 monthly. The most recent releases landed on September 26, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | Zero Chorus | RRS EQ3 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.2 (22 ratings)](https://appshunter.io/ios/app/zero-chorus/id1056863629/reviews) | **[4.8 (23 ratings)](https://appshunter.io/ios/app/rrs-eq3/id1507895144/reviews)** |
| Number of ratings | 22 | **23** |
| Positive reviews | 42.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 23 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blamsoft, Inc.](https://appshunter.io/developer/1051938244) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### Zero Chorus

[App page](https://appshunter.io/ios/app/zero-chorus/id1056863629)

This audio effect plugin provides a high-quality chorus inspired by the Roland Dimension D, offering a versatile sound without muddy low end. It integrates seamlessly with iOS DAWs and supports expanded controls for easy tweaking.

**Highlights:** Roland Dimension D style chorus, Feedback control for flanging, AUv3 audio unit extension, Expanded touch controls, Desktop quality algorithm, Thickens guitar and synth parts

**In-app purchases:** none


### RRS EQ3

[App page](https://appshunter.io/ios/app/rrs-eq3/id1507895144)

This audio effect plugin offers vintage-inspired tonal adjustments with five broad, interacting bands. It emulates an '80s approach to frequency shaping, allowing for precise control over your mix's clarity and low-end response. A demo version is available for trial before unlocking the full unlimited experience.

**Highlights:** Standalone and AUv3 plugin, Modeled vintage EQ, Multiple fixed and boost-only bands, Stereo, Mid, or Side EQ modes, Undo/Redo and A/B comparison, Scalable GUI

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS EQ3 Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is Zero Chorus free?

Zero Chorus costs $2.99, with no in-app purchases.

### Is RRS EQ3 free?

RRS EQ3 is free to download, with in-app purchases available.

### Which has better reviews, Zero Chorus or RRS EQ3?

RRS EQ3 is rated higher. Zero Chorus averages 4.2 out of 5 from 22 ratings, while RRS EQ3 averages 4.8 from 23 ratings.

### Do Zero Chorus or RRS EQ3 have ads?

Neither Zero Chorus nor RRS EQ3 shows ads.

### Which is updated more often, Zero Chorus or RRS EQ3?

Zero Chorus ships an update every 6 months, and RRS EQ3 monthly. Most recently, Zero Chorus was updated on September 26, 2026 and RRS EQ3 on August 20, 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.*