# オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ vs StudyJunkie

The clearest difference is in-app purchases: StudyJunkie at none against オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ sells 2 in-app purchases, starting at $5.99 per month. StudyJunkie asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ | StudyJunkie |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 27 MB | 10 MB |
| Requires iOS | 18.1 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryota Koda](https://appshunter.io/developer/1834053321) | [KAZUHIRO KAMAKURA](https://appshunter.io/developer/556240381) |

## What reviewers say

### オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ

[App page](https://appshunter.io/ios/app/ai/id6753962775)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Osaraiのプロプラン（月額） | $5.99 | per month |
| Osaraiのプロプラン（年額） | $49.99 | per year |


### StudyJunkie

[App page](https://appshunter.io/ios/app/studyjunkie/id6758565892)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ free?

オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ is free to download, with in-app purchases available.

### Is StudyJunkie free?

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

### Do オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ or StudyJunkie have ads?

Neither オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ nor StudyJunkie shows ads.

### Which is updated more often, オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ or StudyJunkie?

オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ ships an update every 2 weeks, and StudyJunkie every 2 weeks. Most recently, オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ was updated on October 1, 2026 and StudyJunkie on October 14, 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.*