# フラッシュ英文法 vs CSV Quiz

The clearest difference is update cadence: フラッシュ英文法 at every 2 days against CSV Quiz's every 5 days. CSV Quiz's advantage is iOS requirement (15.0 vs 17.0). 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.

フラッシュ英文法 ships an update every 2 days, CSV Quiz every 5 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | フラッシュ英文法 | CSV Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 37 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nakakuki Masaya](https://appshunter.io/developer/1610313307) | [Takashi Kanehara](https://appshunter.io/developer/1703259375) |

## What reviewers say

### フラッシュ英文法

[App page](https://appshunter.io/ios/app/id6475672834)

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

**In-app purchases:** none


### CSV Quiz

[App page](https://appshunter.io/ios/app/csv-quiz/id6695746842)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is フラッシュ英文法 free?

フラッシュ英文法 is free to download, with no in-app purchases.

### Is CSV Quiz free?

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

### Do フラッシュ英文法 or CSV Quiz have ads?

Neither フラッシュ英文法 nor CSV Quiz shows ads.

### Which is updated more often, フラッシュ英文法 or CSV Quiz?

フラッシュ英文法 ships an update every 2 days, and CSV Quiz every 5 days. Most recently, フラッシュ英文法 was updated on October 9, 2026 and CSV Quiz on October 1, 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.*