# 理科問題3700 vs 中学理科総整理ー１問１答

The clearest difference is in-app purchases: 理科問題3700 at none against 中学理科総整理ー１問１答's 1. 理科問題3700 also leads on update cadence (every 6 months vs every 14 months) and iOS requirement (15.6 vs 18.2). 中学理科総整理ー１問１答's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 中学理科総整理ー１問１答 sells 1 one-off in-app purchase. 理科問題3700 asks for nothing beyond the download.

理科問題3700 ships an update every 6 months, 中学理科総整理ー１問１答 every 14 months. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 理科問題3700 | 中学理科総整理ー１問１答 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 14 months |
| Monetization | Ad-supported | — |
| Size | 14 MB | 14 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mejiro Publications](https://appshunter.io/developer/384877298) | [Norio Takeda](https://appshunter.io/developer/1485221811) |

## What reviewers say

### 理科問題3700

[App page](https://appshunter.io/ios/app/3700/id413622109)

This free science learning app offers 3700 questions across 27 subjects, including basic and advanced topics from middle school to university entrance levels. It features quiz-style learning for general knowledge and includes progress tracking with options to review incorrect answers.

**Highlights:** 3700 science questions, 27 subject categories, Basic to advanced levels, Quiz format, Progress tracking, Review incorrect answers

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

**In-app purchases:** none


### 中学理科総整理ー１問１答

[App page](https://appshunter.io/ios/app/id1489962370)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ゴールドコイン | $7.99 | one-time |


## Frequently asked questions

### Is 理科問題3700 free?

理科問題3700 is free to download, with no in-app purchases.

### Is 中学理科総整理ー１問１答 free?

中学理科総整理ー１問１答 is free to download, with in-app purchases available.

### Do 理科問題3700 or 中学理科総整理ー１問１答 have ads?

理科問題3700 shows ads; 中学理科総整理ー１問１答 does not.

### Which is updated more often, 理科問題3700 or 中学理科総整理ー１問１答?

理科問題3700 ships an update every 6 months, and 中学理科総整理ー１問１答 every 14 months. Most recently, 理科問題3700 was updated on October 23, 2026 and 中学理科総整理ー１問１答 on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*