# DirectionalEQ vs Stone Echo

The clearest difference is rating: DirectionalEQ at 3.6 against Stone Echo's 2.8. DirectionalEQ also leads on update cadence (every 19 months vs every 38 months) and ratings volume (14 vs 4). Stone Echo's advantage is price ($2.99 vs $9.99) and review sentiment (50% vs 33%). On ads, in-app purchases, monetization model and device support there is nothing between them.

DirectionalEQ costs $9.99 and Stone Echo $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DirectionalEQ holds the better App Store score, 3.6 against 2.8. Both are backed by a comparable volume of ratings — 14 and 4 respectively. Written reviews complicate that: 33% of DirectionalEQ's written reviews are positive against 50% of Stone Echo's, so the app with the better star average is not the one people write more warmly about.

DirectionalEQ ships an update every 19 months, Stone Echo every 38 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | DirectionalEQ | Stone Echo |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[3.6 (14 ratings)](https://appshunter.io/ios/app/directionaleq/id1301365260/reviews)** | [2.8 (4 ratings)](https://appshunter.io/ios/app/stone-echo/id1354390681/reviews) |
| Number of ratings | **14** | 4 |
| Positive reviews | 33.3% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 19 months** | Every 38 months |
| Monetization | Paid | Paid |
| Size | 11 MB | 9 MB |
| Requires iOS | **9.3** | 10.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christian Siedschlag](https://appshunter.io/developer/538434682) | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) |

## What reviewers say

### DirectionalEQ

[App page](https://appshunter.io/ios/app/directionaleq/id1301365260)

This audio plugin allows independent equalization of different directions within the stereo field. It offers five bands with advanced filter types, enabling precise adjustments to specific audio directions for a more nuanced sound. Designed for use within compatible music production host apps.

**Highlights:** Independent equalization of stereo field directions, Five bands with state-of-the-art filter types, 64-bit processing and 2x oversampling, Specify direction for each band's operation, Works as an Audio Unit or Inter App Audio plugin

**Features:** Vision Pro support

**In-app purchases:** none


### Stone Echo

[App page](https://appshunter.io/ios/app/stone-echo/id1354390681)

This app creates a unique echo effect with adjustable frequency modulation, inspired by Mayan pyramid acoustics. It offers musical and experimental soundscapes, functioning as a standalone application or an AUV3 plugin.

**Highlights:** Frequency changing echo effect, Phase modulated frequency, Standalone app and AUV3 plugin, Adjustable time, feedback, and level, UFO mode for experimental sounds

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DirectionalEQ free?

DirectionalEQ costs $9.99, with no in-app purchases.

### Is Stone Echo free?

Stone Echo costs $2.99, with no in-app purchases.

### Which has better reviews, DirectionalEQ or Stone Echo?

DirectionalEQ is rated higher. DirectionalEQ averages 3.6 out of 5 from 14 ratings, while Stone Echo averages 2.8 from 4 ratings.

### Do DirectionalEQ or Stone Echo have ads?

Neither DirectionalEQ nor Stone Echo shows ads.

### Which is updated more often, DirectionalEQ or Stone Echo?

DirectionalEQ ships an update every 19 months, and Stone Echo every 38 months. Most recently, DirectionalEQ was updated on October 7, 2026 and Stone Echo on October 7, 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.*