# 理科問題3700 vs オームの法則 計算問題

The clearest difference is review sentiment: オームの法則 計算問題 at 86% against 理科問題3700's 46%. オームの法則 計算問題 also leads on update cadence (every 6 weeks vs every 6 months) and iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

理科問題3700 ships an update every 6 months, オームの法則 計算問題 every 6 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 理科問題3700 | オームの法則 計算問題 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.2% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 14 MB | 13 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mejiro Publications](https://appshunter.io/developer/384877298) | [Manabu Narawa](https://appshunter.io/developer/1027712863) |

## 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


### オームの法則 計算問題

[App page](https://appshunter.io/ios/app/id1260272873)

Practice Ohm's Law calculations with over 40 random problem patterns. This app helps students master finding resistance, voltage, and current in various circuit configurations. It's ideal for junior high students and high schoolers reviewing fundamentals.

**Highlights:** Ohm's Law calculation practice, Over 40 problem patterns, Randomly generated problems, Single and multiple resistor circuits, Find resistance, voltage, and current, Suitable for review

**Features:** Vision Pro support

**In-app purchases:** none


## 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 オームの法則 計算問題 free?

オームの法則 計算問題 is free to download, with no in-app purchases.

### Do 理科問題3700 or オームの法則 計算問題 have ads?

Both 理科問題3700 and オームの法則 計算問題 show ads.

### Which is updated more often, 理科問題3700 or オームの法則 計算問題?

理科問題3700 ships an update every 6 months, and オームの法則 計算問題 every 6 weeks. Most recently, 理科問題3700 was updated on October 23, 2026 and オームの法則 計算問題 on October 24, 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.*