# Echo Step vs Iromizu

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

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Echo Step | Iromizu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 16 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JOO HYUN SUNG](https://appshunter.io/developer/1438003962) | [torankirite](https://appshunter.io/developer/1883564850) |

## What reviewers say

### Echo Step

[App page](https://appshunter.io/ios/app/echo-step-first-move/id6800201050)

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

**In-app purchases:** none


### Iromizu

[App page](https://appshunter.io/ios/app/iromizu-water-sort-puzzle/id6810543244)

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is Echo Step free?

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

### Is Iromizu free?

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

### Do Echo Step or Iromizu have ads?

Echo Step shows ads; Iromizu does not.

### Which is updated more often, Echo Step or Iromizu?

Echo Step ships an update every 3 weeks, and Iromizu every 3 weeks. Most recently, Echo Step was updated on November 6, 2026 and Iromizu on October 31, 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.*