# サクッと理科（中学受験対策）1問1答【サクトレ】 vs こえで星座

The clearest difference is iOS requirement: サクッと理科（中学受験対策）1問1答【サクトレ】 at 12.0 against こえで星座's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. サクッと理科（中学受験対策）1問1答【サクトレ】 sells 1 one-off in-app purchase and こえで星座 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | サクッと理科（中学受験対策）1問1答【サクトレ】 | こえで星座 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | — |
| Size | 58 MB | 25 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DECRYPTION, CO., LTD.](https://appshunter.io/developer/1778172529) | [Hideaki Yasukawa](https://appshunter.io/developer/1815733536) |

## What reviewers say

### サクッと理科（中学受験対策）1問1答【サクトレ】

[App page](https://appshunter.io/ios/app/11/id6758372322)

This app offers a quick, question-and-answer review of junior high school science topics. It covers biology, chemistry, physics, and earth science with approximately 400 questions and detailed explanations. Ideal for students preparing for exams or wanting to efficiently memorize key concepts.

**Highlights:** One-question-one-answer format, Explanations for all questions, Review of incorrect answers, Offline access, Covers biology, chemistry, physics, earth science

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全問題アンロック | $0.49 | one-time |


### こえで星座

[App page](https://appshunter.io/ios/app/id6776843856)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全星座アンロック | $1.99 | one-time |


## Frequently asked questions

### Is サクッと理科（中学受験対策）1問1答【サクトレ】 free?

サクッと理科（中学受験対策）1問1答【サクトレ】 is free to download, with in-app purchases available.

### Is こえで星座 free?

こえで星座 is free to download, with in-app purchases available.

### Do サクッと理科（中学受験対策）1問1答【サクトレ】 or こえで星座 have ads?

Neither サクッと理科（中学受験対策）1問1答【サクトレ】 nor こえで星座 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.*