# Stone Echo vs ostinata

The clearest difference is price: ostinata at Free against Stone Echo's $2.99. ostinata also leads on rating (5.0 vs 2.8) and update cadence (every 9 days vs every 38 months). Stone Echo's advantage is ratings volume (4 vs 1) and iOS requirement (10.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

ostinata is free to download; Stone Echo costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ostinata 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, ostinata every 9 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Stone Echo | ostinata |
| --- | --- | --- |
| 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/ostinata/id6762445694/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 9 days** |
| Monetization | Paid | **Free** |
| Size | 9 MB | 2 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) | [Joachim Groeger](https://appshunter.io/developer/1887008617) |

## 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


### ostinata

[App page](https://appshunter.io/ios/app/ostinata/id6762445694)

Visualize and share your music discovery journeys. Map connections between artists, albums, and genres, explaining your reasoning. Explore and remix others' musical paths or create discovery challenges for the community.

**Highlights:** Create visual music discovery paths, Connect artists, albums, and genres, Add reasoning to connections, Search music via MusicBrainz, Fork and remix existing journeys, Post community discovery challenges, Private iCloud data sync

**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 ostinata free?

ostinata is free to download, with no in-app purchases.

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

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

### Do Stone Echo or ostinata have ads?

Neither Stone Echo nor ostinata shows ads.

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

Stone Echo ships an update every 38 months, and ostinata every 9 days. Most recently, Stone Echo was updated on November 2, 2026 and ostinata on November 5, 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.*