# サクっと中学勉強 vs 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル

The clearest difference is ads: 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル at none against サクっと中学勉強's shown. サクっと中学勉強's advantage is update cadence (daily vs every 2 weeks) and iOS requirement (15.0 vs 17.0). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. サクっと中学勉強 sells 6 in-app purchases, starting at $9.99 per month and 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

サクっと中学勉強 ships an update daily, 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル every 2 weeks. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | サクっと中学勉強 | 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 199 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shogo Shibuya](https://appshunter.io/developer/1671795647) | [RAINBOW TREE LLC](https://appshunter.io/developer/1619997282) |

## What reviewers say

### サクっと中学勉強

[App page](https://appshunter.io/ios/app/id6764085413)

This app helps junior high school students struggling with studies to build a foundation in five subjects. It offers AI-powered explanations, interactive Q&A, and practice problems to prepare for tests and high school entrance exams. Parents can monitor progress and send encouragement.

**Highlights:** AI-powered explanations for difficult concepts, Interactive Q&A with AI tutors, Over 3,000 practice questions, Comprehensive content for 5 subjects, Graph visualizations for math concepts, Parental monitoring and support features, Offline study capabilities

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus-月払いプラン | $9.99 | per month |
| Family Plus-月払いプラン | $11.99 | per month |
| Plus-年払いプラン | $79.99 | per year |
| Family Plus-年払いプラン | $99.99 | per year |
| Plus-買い切りプラン | $199.99 | one-time |
| Family Plus-月額プラン | $249.99 | one-time |


### 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル

[App page](https://appshunter.io/ios/app/123/id6801984949)

This app helps middle school students master math by identifying and addressing specific areas of difficulty. It offers multiple explanation styles, targeted feedback on errors, and practice tests to reinforce learning. All features are available without ads.

**Highlights:** Adaptive learning by tracing back to previous topics, Dual explanation styles: textbook and conversational, Specific error identification and targeted feedback, Unit-spanning practice tests, In-app scratchpad for calculations, Progress tracking and spaced repetition, User feedback mechanism for content improvement

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chugaku Sugaku Pro | $6.99 | one-time |


## Frequently asked questions

### Is サクっと中学勉強 free?

サクっと中学勉強 is free to download, with in-app purchases available.

### Is 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル free?

中学数学 中1中2中3の苦手をさかのぼって解き直すドリル is free to download, with in-app purchases available.

### Do サクっと中学勉強 or 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル have ads?

サクっと中学勉強 shows ads; 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル does not.

### Which is updated more often, サクっと中学勉強 or 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル?

サクっと中学勉強 ships an update daily, and 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル every 2 weeks. Most recently, サクっと中学勉強 was updated on October 31, 2026 and 中学数学 中1中2中3の苦手をさかのぼって解き直すドリル on November 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.*