# ab vortEx X vs EchoSketch

The clearest difference is update cadence: EchoSketch at every 2 days against ab vortEx X's every 2 months. EchoSketch also leads on rating (5.0 vs 4.6) and price ($7.99 vs $12.99). ab vortEx X's advantage is ratings volume (8 vs 2) and iOS requirement (11 vs 17). On ads, in-app purchases, monetization model and device support there is nothing between them.

ab vortEx X costs $12.99 and EchoSketch $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EchoSketch holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

ab vortEx X ships an update every 2 months, EchoSketch every 2 days. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | ab vortEx X | EchoSketch |
| --- | --- | --- |
| Price | $12.99 | **$7.99** |
| Rating | [4.6 (8 ratings)](https://appshunter.io/ios/app/ab-vortex-x/id1660941137/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/echosketch-performance-delay/id6794466741/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Paid | Paid |
| Size | 7 MB | 5 MB |
| Requires iOS | **11** | 17 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Alejandro Cabrera Zuniga](https://appshunter.io/developer/1660382836) | [Avi Bortnick](https://appshunter.io/developer/421929037) |

## 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


### EchoSketch

[App page](https://appshunter.io/ios/app/echosketch-performance-delay/id6794466741)

Shape delay and reverb effects in real-time with a playable X/Y performance surface. Explore four distinct delay types and multiple reverb options, with extensive parameter control for unique sound morphing. Works as a standalone app or an Audio Unit plugin.

**Highlights:** X/Y performance surface for real-time sound shaping, Four distinct delay types: digital, analog, reverse, ping-pong, Spring, plate, and hall convolution reverb, Modulation and tone control for echoes, HOLD, LIFT, FREEZE, and MOTION performance gestures, Standalone app and AUv3 plugin compatibility

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ab vortEx X free?

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

### Is EchoSketch free?

EchoSketch costs $7.99, with no in-app purchases.

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

EchoSketch is rated higher. ab vortEx X averages 4.6 out of 5 from 8 ratings, while EchoSketch averages 5.0 from 2 ratings.

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

Neither ab vortEx X nor EchoSketch shows ads.

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

ab vortEx X ships an update every 2 months, and EchoSketch every 2 days. Most recently, ab vortEx X was updated on November 3, 2026 and EchoSketch on November 13, 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.*