# Ink Pulse vs Echo

The clearest difference is in-app purchases: Ink Pulse at none against Echo's 1. Ink Pulse also leads on iOS requirement (15.0 vs 17.0). Echo's advantage is update cadence (every 4 days vs every 4 months). On price, ads and device support there is nothing between them.

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

Ink Pulse ships an update every 4 months, Echo every 4 days. Both last shipped on September 9, 2026.

## The numbers

| Metric | Ink Pulse | Echo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 36 MB | 13 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Qinhuangdao Leiyang Technology Co., Ltd](https://appshunter.io/developer/1373150398) | [Thorsten Halle](https://appshunter.io/developer/1881398429) |

## What reviewers say

### Ink Pulse

[App page](https://appshunter.io/ios/app/ink-pulse/id6758325712)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Ink Pulse free?

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

### Is Echo free?

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

### Do Ink Pulse or Echo have ads?

Both Ink Pulse and Echo show ads.

### Which is updated more often, Ink Pulse or Echo?

Ink Pulse ships an update every 4 months, and Echo every 4 days. Most recently, Ink Pulse was updated on September 9, 2026 and Echo on September 9, 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.*