# サクッと生物(共通テスト対策)1問1答【サクトレ】 vs 化学マスター

The clearest difference is update cadence: 化学マスター at every 5 days against サクッと生物(共通テスト対策)1問1答【サクトレ】's every 3 weeks. サクッと生物(共通テスト対策)1問1答【サクトレ】's advantage is iOS requirement (12.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

サクッと生物(共通テスト対策)1問1答【サクトレ】 ships an update every 3 weeks, 化学マスター every 5 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | サクッと生物(共通テスト対策)1問1答【サクトレ】 | 化学マスター |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 56 MB | 17 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DECRYPTION, CO., LTD.](https://appshunter.io/developer/1778172529) | [ryo otsuka](https://appshunter.io/developer/6788628020) |

## What reviewers say

### サクッと生物(共通テスト対策)1問1答【サクトレ】

[App page](https://appshunter.io/ios/app/11/id6745025239)

Prepare for common university entrance exams in biology with this app's simple, ad-free interface. It offers a Q&A format with explanations, perfect for efficient study during commutes. Track your progress and review incorrect answers to improve your chances of success.

**Highlights:** Ad-free user interface, Q&A format for exam prep, Explanations for answers, Progress tracking for last 3 attempts, Review of incorrect answers, Efficient study for commutes

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

**In-app purchases:** none


### 化学マスター

[App page](https://appshunter.io/ios/app/id6788745347)

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

**In-app purchases:** none


## Frequently asked questions

### Is サクッと生物(共通テスト対策)1問1答【サクトレ】 free?

サクッと生物(共通テスト対策)1問1答【サクトレ】 is free to download, with no in-app purchases.

### Is 化学マスター free?

化学マスター is free to download, with no in-app purchases.

### Do サクッと生物(共通テスト対策)1問1答【サクトレ】 or 化学マスター have ads?

Neither サクッと生物(共通テスト対策)1問1答【サクトレ】 nor 化学マスター shows ads.

### Which is updated more often, サクッと生物(共通テスト対策)1問1答【サクトレ】 or 化学マスター?

サクッと生物(共通テスト対策)1問1答【サクトレ】 ships an update every 3 weeks, and 化学マスター every 5 days. Most recently, サクッと生物(共通テスト対策)1問1答【サクトレ】 was updated on October 15, 2026 and 化学マスター on October 16, 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.*