# スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ vs CSV Quiz

The clearest difference is ads: CSV Quiz at none against スタディフレンズ スマホの中の友だちと一緒に勉強しよう！'s shown. CSV Quiz also leads on update cadence (every 5 days vs monthly) and iOS requirement (15.0 vs 26.2). 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.

スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ ships an update monthly, CSV Quiz every 5 days. Both last shipped on November 4, 2026.

## The numbers

| Metric | スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ | CSV Quiz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 5 days** |
| Size | 103 MB | 4 MB |
| Requires iOS | 26.2 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [L'ASSOCIATION A BUT NON LUCRATIF ANTENNEFRANCE](https://appshunter.io/developer/1671887065) | [Takashi Kanehara](https://appshunter.io/developer/1703259375) |

## What reviewers say

### スタディフレンズ スマホの中の友だちと一緒に勉強しよう！

[App page](https://appshunter.io/ios/app/id6474099548)

**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 スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ free?

スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ 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 スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ or CSV Quiz have ads?

スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ shows ads; CSV Quiz does not.

### Which is updated more often, スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ or CSV Quiz?

スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ ships an update monthly, and CSV Quiz every 5 days. Most recently, スタディフレンズ スマホの中の友だちと一緒に勉強しよう！ was updated on November 4, 2026 and CSV Quiz on November 4, 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.*