# iFretless Brass vs Stone Echo

The clearest difference is rating: iFretless Brass at 4.9 against Stone Echo's 2.8. iFretless Brass also leads on update cadence (every 6 weeks vs every 38 months) and review sentiment (68% vs 50%). Stone Echo's advantage is price ($2.99 vs $9.99) and iOS requirement (10.0 vs 15.6). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

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

iFretless Brass holds the better App Store score, 4.9 against 2.8. Both are backed by a comparable volume of ratings — 10 and 4 respectively. Written reviews point the same way: 68% of iFretless Brass's written reviews are positive against 50% of Stone Echo's.

iFretless Brass ships an update every 6 weeks, Stone Echo every 38 months. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | iFretless Brass | Stone Echo |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/ifretless-brass/id915761815/reviews)** | [2.8 (4 ratings)](https://appshunter.io/ios/app/stone-echo/id1354390681/reviews) |
| Number of ratings | **10** | 4 |
| Positive reviews | **68.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 38 months |
| Monetization | Paid | Paid |
| Size | 241 MB | 9 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mangoo Consulting Company Limited](https://appshunter.io/developer/1475107602) | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) |

## What reviewers say

### iFretless Brass

[App page](https://appshunter.io/ios/app/ifretless-brass/id915761815)

This app allows string instrument players to create expressive music using a variety of brass and synth sounds. It features detailed sample libraries and advanced touch sensitivity for natural performance. Supports MIDI and Audio Unit integration for external devices and recording apps.

**Highlights:** Expressive brass and synth sounds, Detailed sample library, Advanced touch pressure detection, Natural vibrato and slides, MIDI input/output support, Audio Unit integration

**Features:** macOS Compatibility

**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 iFretless Brass free?

iFretless Brass 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, iFretless Brass or Stone Echo?

iFretless Brass is rated higher. iFretless Brass averages 4.9 out of 5 from 10 ratings, while Stone Echo averages 2.8 from 4 ratings.

### Do iFretless Brass or Stone Echo have ads?

Neither iFretless Brass nor Stone Echo shows ads.

### Which is updated more often, iFretless Brass or Stone Echo?

iFretless Brass ships an update every 6 weeks, and Stone Echo every 38 months. Most recently, iFretless Brass was updated on October 15, 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.*