# Summit Numbers vs Echo

The clearest difference is in-app purchases: Echo at none against Summit Numbers's 4. Summit Numbers's advantage is device support and iOS requirement (15.6 vs 17.0). On price there is nothing between them.

Both are free to download. Summit Numbers sells 4 in-app purchases, starting at $3.99 per year. Echo asks for nothing beyond the download.

## The numbers

| Metric | Summit Numbers | Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 6 weeks | — |
| Size | 21 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Erdener Uyan](https://appshunter.io/developer/1843571074) | [BERKE ERKESIM](https://appshunter.io/developer/1878370920) |

## What reviewers say

### Summit Numbers

[App page](https://appshunter.io/ios/app/summit-numbers/id6753334821)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Pro | $3.99 | per year |
| 5 Merge Tokens | $0.99 | one-time |
| 15 Merge Tokens | $1.99 | one-time |
| 25 Merge Tokens | $2.99 | one-time |


### Echo

[App page](https://appshunter.io/ios/app/echo-grid-puzzle/id6759986579)

**In-app purchases:** none


## Frequently asked questions

### Is Summit Numbers free?

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

### Is Echo free?

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

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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.*