# RecEcho vs チーズ検定　150問

The clearest difference is ads: RecEcho at none against チーズ検定　150問's shown. RecEcho also leads on iOS requirement (16.0 vs 18.5). チーズ検定　150問's advantage is update cadence (every 6 weeks vs every 19 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RecEcho ships an update every 19 months, チーズ検定　150問 every 6 weeks. The most recent releases landed on September 3, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | RecEcho | チーズ検定　150問 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 6 weeks** |
| Size | 11 MB | 21 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kuniaki Fujimoto](https://appshunter.io/developer/1585749122) | [Akio SHIMURA](https://appshunter.io/developer/1279822048) |

## What reviewers say

### RecEcho

[App page](https://appshunter.io/ios/app/rececho/id6449885527)

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

**In-app purchases:** none


### チーズ検定　150問

[App page](https://appshunter.io/ios/app/150/id6757536714)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RecEcho free?

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

### Is チーズ検定　150問 free?

チーズ検定　150問 is free to download, with no in-app purchases.

### Do RecEcho or チーズ検定　150問 have ads?

チーズ検定　150問 shows ads; RecEcho does not.

### Which is updated more often, RecEcho or チーズ検定　150問?

RecEcho ships an update every 19 months, and チーズ検定　150問 every 6 weeks. Most recently, RecEcho was updated on September 3, 2026 and チーズ検定　150問 on September 5, 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.*