# ab vortEx X vs OkChorale

The clearest difference is price: OkChorale at $1.99 against ab vortEx X's $12.99. OkChorale also leads on update cadence (every 3 days vs every 2 months) and rating (5.0 vs 4.6). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

ab vortEx X costs $12.99 and OkChorale $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OkChorale holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 8 and 5 respectively. Written reviews point the same way: 88% of ab vortEx X's written reviews are positive against 100% of OkChorale's.

ab vortEx X ships an update every 2 months, OkChorale every 3 days. The most recent releases landed on September 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ab vortEx X | OkChorale |
| --- | --- | --- |
| Price | $12.99 | **$1.99** |
| Rating | [4.6 (8 ratings)](https://appshunter.io/ios/app/ab-vortex-x/id1660941137/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/okchorale/id6742844149/reviews)** |
| Number of ratings | **8** | 5 |
| Positive reviews | 87.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 7 MB | 12 MB |
| Requires iOS | **11** | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alejandro Cabrera Zuniga](https://appshunter.io/developer/1660382836) | [Rob Jackson](https://appshunter.io/developer/1072346998) |

## What reviewers say

### ab vortEx X

[App page](https://appshunter.io/ios/app/ab-vortex-x/id1660941137)

This app is a stereo-only abstract spacetime designer for creating unique reverberations. It functions as an AUv3 plugin for compatible iOS hosts or as a standalone application, offering control over sound reflection spread.

**Highlights:** Stereo-only spatial audio algorithms, AUv3 plugin compatibility, Standalone application mode, Touch screen interface, Control over sound reflection spread, Space, Time, Viscosity, Volumes controls

**Features:** Vision Pro support

**In-app purchases:** none


### OkChorale

[App page](https://appshunter.io/ios/app/okchorale/id6742844149)

This audio effect plugin offers stereo chorus and vibrato inspired by analog stomp boxes. It allows for modulation of delay times to create classic sound effects, with adjustable rate and depth. It can be used standalone or within compatible music production applications.

**Highlights:** Stereo chorus and vibrato effect, Analog stomp box inspiration, Adjustable modulation rate (0.1-10.0 Hz), Adjustable modulation depth, Chorus and Vibrato modes, AUv3 compatible

**In-app purchases:** none


## Frequently asked questions

### Is ab vortEx X free?

ab vortEx X costs $12.99, with no in-app purchases.

### Is OkChorale free?

OkChorale costs $1.99, with no in-app purchases.

### Which has better reviews, ab vortEx X or OkChorale?

OkChorale is rated higher. ab vortEx X averages 4.6 out of 5 from 8 ratings, while OkChorale averages 5.0 from 5 ratings.

### Do ab vortEx X or OkChorale have ads?

Neither ab vortEx X nor OkChorale shows ads.

### Which is updated more often, ab vortEx X or OkChorale?

ab vortEx X ships an update every 2 months, and OkChorale every 3 days. Most recently, ab vortEx X was updated on September 24, 2026 and OkChorale on October 10, 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.*