# Stone Echo vs Sean's Strange Box

The clearest difference is chart position: Sean's Strange Box at #196 against Stone Echo's unranked. Stone Echo's advantage is price ($2.99 vs $4.99) and iOS requirement (10.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Stone Echo costs $2.99 and Sean's Strange Box $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Stone Echo | Sean's Strange Box |
| --- | --- | --- |
| Price | **$2.99** | $4.99 |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/stone-echo/id1354390681/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | — |
| Monetization | Paid | — |
| Best chart rank | — | **#196** |
| Size | 9 MB | 12 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [Irwin Eberhart](https://appshunter.io/developer/1888230063) |

## 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


### Sean's Strange Box

[App page](https://appshunter.io/ios/app/seans-strange-box/id6814095077)

**Currently charting:** #196 Top Paid · Music (US App Store)

**Features:** macOS Compatibility, 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 Sean's Strange Box free?

Sean's Strange Box costs $4.99, with no in-app purchases.

### Do Stone Echo or Sean's Strange Box have ads?

Neither Stone Echo nor Sean's Strange Box shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*