# 自主保全士 2級 | 2026年対策問題 vs StudyCal

The clearest difference is price: StudyCal at Free against 自主保全士 2級 | 2026年対策問題's $2.99. StudyCal also leads on update cadence (every 3 days vs every 5 months) and iOS requirement (15.0 vs 17.0). 自主保全士 2級 | 2026年対策問題's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

StudyCal is free to download; 自主保全士 2級 | 2026年対策問題 costs $2.99 up front. StudyCal sells 3 in-app purchases, starting at $0.99 per month. 自主保全士 2級 | 2026年対策問題 asks for nothing beyond the download.

自主保全士 2級 | 2026年対策問題 ships an update every 5 months, StudyCal every 3 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 自主保全士 2級 | 2026年対策問題 | StudyCal |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 5 MB | 59 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masaki Kobayashi](https://appshunter.io/developer/1882180437) | [Kazuaki Takahashi](https://appshunter.io/developer/1691521543) |

## What reviewers say

### 自主保全士 2級 | 2026年対策問題

[App page](https://appshunter.io/ios/app/2-2026/id6777914623)

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

**In-app purchases:** none


### StudyCal

[App page](https://appshunter.io/ios/app/studycal-study-planner/id6785962096)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro+ 月額プラン | $0.99 | per month |
| Pro+ 年額プラン | $9.99 | per year |
| 勉強カレンダー Pro | $1.99 | one-time |


## Frequently asked questions

### Is 自主保全士 2級 | 2026年対策問題 free?

自主保全士 2級 | 2026年対策問題 costs $2.99, with no in-app purchases.

### Is StudyCal free?

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

### Do 自主保全士 2級 | 2026年対策問題 or StudyCal have ads?

Neither 自主保全士 2級 | 2026年対策問題 nor StudyCal shows ads.

### Which is updated more often, 自主保全士 2級 | 2026年対策問題 or StudyCal?

自主保全士 2級 | 2026年対策問題 ships an update every 5 months, and StudyCal every 3 days. Most recently, 自主保全士 2級 | 2026年対策問題 was updated on October 25, 2026 and StudyCal on October 29, 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.*