# Stone Echo vs milliVerb

The clearest difference is review sentiment: milliVerb at 100% against Stone Echo's 50%. milliVerb also leads on price (Free vs $2.99) and rating (5.0 vs 2.8). Stone Echo's advantage is in-app purchases (none vs 1) and ratings volume (4 vs 1). On ads and device support there is nothing between them.

milliVerb is free to download; Stone Echo costs $2.99 up front. milliVerb sells 1 one-off in-app purchase. Stone Echo asks for nothing beyond the download.

milliVerb holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 50% of Stone Echo's written reviews are positive against 100% of milliVerb's.

Stone Echo ships an update every 38 months, milliVerb weekly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Stone Echo | milliVerb |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [2.8 (4 ratings)](https://appshunter.io/ios/app/stone-echo/id1354390681/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/milliverb/id6808466445/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Weekly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 6 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [Angelo Milli](https://appshunter.io/developer/1674980704) |

## 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


### milliVerb

[App page](https://appshunter.io/ios/app/milliverb/id6808466445)

Transform your iPhone or iPad into a professional reverb processor for live audio. Shape rich algorithmic spaces in real-time, visualize your reverb with a spectral display, and control parameters with MIDI. Ideal for musicians and vocalists seeking immersive sound.

**Highlights:** Real-time reverb shaping, Spectral display visualization, MIDI control and tempo sync, Live audio processing, Feedback cancellation, Customizable presets

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| milliVerb Full | $4.99 | one-time |


## Frequently asked questions

### Is Stone Echo free?

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

### Is milliVerb free?

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

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

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

### Do Stone Echo or milliVerb have ads?

Neither Stone Echo nor milliVerb shows ads.

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

Stone Echo ships an update every 38 months, and milliVerb weekly. Most recently, Stone Echo was updated on November 2, 2026 and milliVerb on October 31, 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.*