# Echo vs Pulse Logic Arena

The clearest difference is in-app purchases: Pulse Logic Arena at none against Echo's 1. Pulse Logic Arena also leads on ads (none vs shown) and iOS requirement (15 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Echo sells 1 one-off in-app purchase. Pulse Logic Arena asks for nothing beyond the download.

## The numbers

| Metric | Echo | Pulse Logic Arena |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | — |
| Size | 13 MB | 7 MB |
| Requires iOS | 17.0 | **15** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thorsten Halle](https://appshunter.io/developer/1881398429) | [泽森 陈](https://appshunter.io/developer/1884030414) |

## What reviewers say

### Echo

[App page](https://appshunter.io/ios/app/echo-pattern-game/id6760206563)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Echo Pro | $2.99 | one-time |


### Pulse Logic Arena

[App page](https://appshunter.io/ios/app/pulse-logic-arena/id6760984343)

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo free?

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

### Is Pulse Logic Arena free?

Pulse Logic Arena is free to download, with no in-app purchases.

### Do Echo or Pulse Logic Arena have ads?

Echo shows ads; Pulse Logic Arena does not.

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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.*