# LinuCレベル１対策アプリ vs SkillStack

The clearest difference is price: SkillStack at Free against LinuCレベル１対策アプリ's $0.99. LinuCレベル１対策アプリ's advantage is in-app purchases (none vs 7). On ads, device support and iOS requirement there is nothing between them.

SkillStack is free to download; LinuCレベル１対策アプリ costs $0.99 up front. SkillStack sells 7 in-app purchases, starting at $5.99 per month. LinuCレベル１対策アプリ asks for nothing beyond the download.

## The numbers

| Metric | LinuCレベル１対策アプリ | SkillStack |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | Free | — |
| Size | 41 MB | 50 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Daisuke Matsubara](https://appshunter.io/developer/1720755722) | [MINATRY](https://appshunter.io/developer/1893323595) |

## What reviewers say

### LinuCレベル１対策アプリ

[App page](https://appshunter.io/ios/app/linuc/id6746690403)

This app helps users prepare for the LinuC Level 1 certification exam. It offers practice questions with immediate feedback and explanations, with more questions planned for future updates. Users can report any issues directly within the app for quick resolution.

**Highlights:** Practice questions for LinuC Level 1, Randomized question order, Randomized answer choices, Focus on missed questions, Immediate results and explanations, User reporting for issues

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

**In-app purchases:** none


### SkillStack

[App page](https://appshunter.io/ios/app/skillstack-it/id6762196789)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $5.99 | per month |
| プレミアム3ヶ月プラン | $17.99 | per 3 months |
| プレミアム（年額） | $59.99 | per year |
| AIクレジット お試し | $1.99 | one-time |
| AIクレジット スタンダード | $2.99 | one-time |
| AIクレジット お得 | $5.99 | one-time |
| AIクレジット プロ | $11.99 | one-time |


## Frequently asked questions

### Is LinuCレベル１対策アプリ free?

LinuCレベル１対策アプリ costs $0.99, with no in-app purchases.

### Is SkillStack free?

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

### Do LinuCレベル１対策アプリ or SkillStack have ads?

Neither LinuCレベル１対策アプリ nor SkillStack shows ads.

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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.*