# J_NO Chorus vs Comp 609

The clearest difference is in-app purchases: J_NO Chorus at none against Comp 609's 1. Comp 609's advantage is update cadence (every 7 months vs every 32 months) and iOS requirement (10.0 vs 18.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Comp 609 sells 1 one-off in-app purchase. J_NO Chorus asks for nothing beyond the download.

J_NO Chorus holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 23 and 25 respectively. Written reviews point the same way: 89% of J_NO Chorus's written reviews are positive against 88% of Comp 609's.

J_NO Chorus ships an update every 32 months, Comp 609 every 7 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | J_NO Chorus | Comp 609 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (23 ratings)](https://appshunter.io/ios/app/j-no-chorus/id1507482196/reviews)** | [4.8 (25 ratings)](https://appshunter.io/ios/app/comp-609/id1514569444/reviews) |
| Number of ratings | 23 | **25** |
| Positive reviews | **88.9% of reviews** | 87.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 7 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 21 MB |
| Requires iOS | 18.6 | **10.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adam Bell](https://appshunter.io/developer/416655943) | [RRS, OOO](https://appshunter.io/developer/1486125568) |

## What reviewers say

### J_NO Chorus

[App page](https://appshunter.io/ios/app/j-no-chorus/id1507482196)

This audio effect app emulates the warm sound of an 80s bucket brigade chorus. It functions as an audio unit that can be integrated into any digital audio workstation (DAW) on your devices.

**Highlights:** Bucket brigade chorus emulation, 80s vintage sound, Audio Unit hosting, Integrates with DAWs

**Features:** Vision Pro support

**In-app purchases:** none


### Comp 609

[App page](https://appshunter.io/ios/app/comp-609/id1514569444)

This audio effect plugin emulates analog compressors, offering extensive control over attack, release, ratio, and saturation. It supports various operation modes, external sidechaining, and parallel compression for detailed audio shaping. A demo version is available with a time limit.

**Highlights:** Analog compressor emulation, Adjustable attack, release, and ratio, External sidechain with high-pass filter, Multiple operation modes (M/S, Stereo, Mono), Parallel compression, Oversampling and 64-bit processing, Scalable GUI

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RRS Comp 609 Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is J_NO Chorus free?

J_NO Chorus is free to download, with no in-app purchases.

### Is Comp 609 free?

Comp 609 is free to download, with in-app purchases available.

### Which has better reviews, J_NO Chorus or Comp 609?

J_NO Chorus is rated higher. J_NO Chorus averages 5.0 out of 5 from 23 ratings, while Comp 609 averages 4.8 from 25 ratings.

### Do J_NO Chorus or Comp 609 have ads?

Neither J_NO Chorus nor Comp 609 shows ads.

### Which is updated more often, J_NO Chorus or Comp 609?

J_NO Chorus ships an update every 32 months, and Comp 609 every 7 months. Most recently, J_NO Chorus was updated on November 3, 2026 and Comp 609 on November 3, 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.*