# ファイルサイズチェッカー vs Decision Maker

The clearest difference is update cadence: Decision Maker at every 3 months against ファイルサイズチェッカー's every 9 months. ファイルサイズチェッカー's advantage is iOS requirement (12.0 vs 15.6). On price, ads, 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.

ファイルサイズチェッカー ships an update every 9 months, Decision Maker every 3 months. Both last shipped on October 5, 2026.

## The numbers

| Metric | ファイルサイズチェッカー | Decision Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1358614632/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 9 months | **Every 3 months** |
| Size | 16 MB | 6 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NISHI TAKASHI](https://appshunter.io/developer/837194947) | [Teruyuki Suyama](https://appshunter.io/developer/1547824916) |

## What reviewers say

### ファイルサイズチェッカー

[App page](https://appshunter.io/ios/app/id1358614632)

**Features:** macOS Compatibility

**In-app purchases:** none


### Decision Maker

[App page](https://appshunter.io/ios/app/decision-maker-random-picker/id1558854792)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ファイルサイズチェッカー free?

ファイルサイズチェッカー is free to download, with no in-app purchases.

### Is Decision Maker free?

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

### Do ファイルサイズチェッカー or Decision Maker have ads?

Both ファイルサイズチェッカー and Decision Maker show ads.

### Which is updated more often, ファイルサイズチェッカー or Decision Maker?

ファイルサイズチェッカー ships an update every 9 months, and Decision Maker every 3 months. Most recently, ファイルサイズチェッカー was updated on October 5, 2026 and Decision Maker on October 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.*