# 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 Qdeck

The clearest difference is in-app purchases: 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！ at none against Qdeck's 1. Qdeck's advantage is ads (none vs shown) and update cadence (daily vs monthly). On price and device support there is nothing between them.

Both are free to download. Qdeck sells 1 one-off in-app purchase. 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！ asks for nothing beyond the download.

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, Qdeck daily. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## 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！ | Qdeck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Size | 103 MB | 71 MB |
| Requires iOS | 26.2 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [L'ASSOCIATION A BUT NON LUCRATIF ANTENNEFRANCE](https://appshunter.io/developer/1671887065) | [FRAGMENT, LLC.](https://appshunter.io/developer/1488058907) |

## 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


### Qdeck

[App page](https://appshunter.io/ios/app/qdeck-ocr/id6755375805)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Print out | $0.99 | one-time |


## 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 Qdeck free?

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

### 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 Qdeck 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; Qdeck 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 Qdeck?

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 Qdeck daily. 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 October 4, 2026 and Qdeck on October 12, 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.*