# KQ Voice Plugins vs 501 Chorus Echo

The clearest difference is review sentiment: KQ Voice Plugins at 100% against 501 Chorus Echo's 0%. KQ Voice Plugins also leads on price ($7.99 vs $14.99) and update cadence (daily vs every 17 months). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

KQ Voice Plugins costs $7.99 and 501 Chorus Echo $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

KQ Voice Plugins holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 12 and 8 respectively. Written reviews point the same way: 100% of KQ Voice Plugins's written reviews are positive against 0% of 501 Chorus Echo's.

KQ Voice Plugins ships an update daily, 501 Chorus Echo every 17 months. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | KQ Voice Plugins | 501 Chorus Echo |
| --- | --- | --- |
| Price | **$7.99** | $14.99 |
| Rating | **[4.8 (12 ratings)](https://appshunter.io/ios/app/kq-voice-plugins/id6450491216/reviews)** | [4.5 (8 ratings)](https://appshunter.io/ios/app/501-chorus-echo/id6473418769/reviews) |
| Number of ratings | **12** | 8 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 17 months |
| Monetization | Paid | Paid |
| Size | 3 MB | 23 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryouta Kira](https://appshunter.io/developer/862984358) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### KQ Voice Plugins

[App page](https://appshunter.io/ios/app/kq-voice-plugins/id6450491216)

This app provides a suite of Audio Units for music production, including tools for audio routing, vocal effects, pitch modification, and noise reduction. A compatible host application is necessary to utilize these plugins.

**Highlights:** Loopback for audio routing, Vocoder effect for robot voice, Pitch Shifter for sound modification, Noise Suppression filter, Gainer for volume adjustment

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 501 Chorus Echo

[App page](https://appshunter.io/ios/app/501-chorus-echo/id6473418769)

This audio plugin meticulously models the iconic Roland RE-501 Chorus Echo, offering authentic analog warmth with modern digital flexibility. It provides producers with classic tape delay, BBD chorus, and spring reverb sounds, enhanced by DAW tempo sync and expanded controls for any music genre.

**Highlights:** Authentic analog sound reproduction, Extended creative control with DAW sync, Intuitive user interface, Versatile for any music genre, Independent SOS timings, Linear preamp option

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is KQ Voice Plugins free?

KQ Voice Plugins costs $7.99, with no in-app purchases.

### Is 501 Chorus Echo free?

501 Chorus Echo costs $14.99, with no in-app purchases.

### Which has better reviews, KQ Voice Plugins or 501 Chorus Echo?

KQ Voice Plugins is rated higher. KQ Voice Plugins averages 4.8 out of 5 from 12 ratings, while 501 Chorus Echo averages 4.5 from 8 ratings.

### Do KQ Voice Plugins or 501 Chorus Echo have ads?

Neither KQ Voice Plugins nor 501 Chorus Echo shows ads.

### Which is updated more often, KQ Voice Plugins or 501 Chorus Echo?

KQ Voice Plugins ships an update daily, and 501 Chorus Echo every 17 months. Most recently, KQ Voice Plugins was updated on October 9, 2026 and 501 Chorus Echo on October 18, 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.*