# Stone Echo vs PhaseX

The clearest difference is rating: PhaseX at 5.0 against Stone Echo's 2.8. PhaseX also leads on update cadence (every 2 weeks vs every 38 months). Stone Echo's advantage is price ($2.99 vs $5.99) and ratings volume (4 vs 1). On ads, in-app purchases, monetization model and device support there is nothing between them.

Stone Echo costs $2.99 and PhaseX $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PhaseX holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Stone Echo ships an update every 38 months, PhaseX every 2 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Stone Echo | PhaseX |
| --- | --- | --- |
| Price | **$2.99** | $5.99 |
| Rating | [2.8 (4 ratings)](https://appshunter.io/ios/app/stone-echo/id1354390681/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phasex/id6762452400/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 9 MB | 7 MB |
| Requires iOS | **10.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [mattoncino software](https://appshunter.io/developer/485704837) |

## What reviewers say

### 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


### PhaseX

[App page](https://appshunter.io/ios/app/phasex/id6762452400)

This app offers a stereo phaser audio effect with three classic modes: MXR Phase 90, Phase 45, and Shin-ei Uni-Vibe. It allows for versatile sound shaping with simple parameters, providing classic and modern phaser sounds, including stereo phasing/vibrato as an alternative to chorus effects.

**Highlights:** Stereo phaser audio effect, Three classic modes (MXR Phase 90, Phase 45, Uni-Vibe), Simple, versatile parameters, Modern phaser sound extensions, Stereo phasing/vibrato alternative to chorus

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Stone Echo free?

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

### Is PhaseX free?

PhaseX costs $5.99, with no in-app purchases.

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

PhaseX is rated higher. Stone Echo averages 2.8 out of 5 from 4 ratings, while PhaseX averages 5.0 from 1 ratings.

### Do Stone Echo or PhaseX have ads?

Neither Stone Echo nor PhaseX shows ads.

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

Stone Echo ships an update every 38 months, and PhaseX every 2 weeks. Most recently, Stone Echo was updated on October 7, 2026 and PhaseX 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.*