# SoundEcho vs Stone2Stone

The clearest difference is iOS requirement: Stone2Stone at 11.0 against SoundEcho's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SoundEcho sells 1 one-off in-app purchase and Stone2Stone sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SoundEcho | Stone2Stone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/soundecho/id1639116371/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free | — |
| Size | 7 MB | 7 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Kristof Nijs](https://appshunter.io/developer/1608072573) | [Juergen Kohlenbach](https://appshunter.io/developer/1098817041) |

## What reviewers say

### SoundEcho

[App page](https://appshunter.io/ios/app/soundecho/id1639116371)

A fun and accessible memory game using sound cues. Players match pairs of buttons that produce the same sound to clear the board. Supports multiple sound themes and player counts, with Game Center integration.

**Highlights:** Sound-based memory matching, VoiceOver accessibility, Animal and computer sound themes, Multiple difficulty levels (10, 15, 20 sounds), 2-4 player real-time multiplayer, Game Center integration

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchasing the app | $4.49 | one-time |


### Stone2Stone

[App page](https://appshunter.io/ios/app/stone2stone/id6752330556)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $0.99 | one-time |


## Frequently asked questions

### Is SoundEcho free?

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

### Is Stone2Stone free?

Stone2Stone is free to download, with in-app purchases available.

### Do SoundEcho or Stone2Stone have ads?

Neither SoundEcho nor Stone2Stone shows ads.

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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.*