# Science vs オームの法則 計算問題

The clearest difference is price: オームの法則 計算問題 at Free against Science's $0.99. オームの法則 計算問題 also leads on update cadence (every 6 weeks vs every 27 months) and device support (3 vs 1). Science's advantage is ads (none vs shown). On in-app purchases and iOS requirement there is nothing between them.

オームの法則 計算問題 is free to download; Science costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Science ships an update every 27 months, オームの法則 計算問題 every 6 weeks. The most recent releases landed on September 15, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Science | オームの法則 計算問題 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | — | 85.7% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 6 weeks** |
| Monetization | — | Ad-supported |
| Size | 23 MB | 13 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | Apple TV | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Illés László](https://appshunter.io/developer/316890672) | [Manabu Narawa](https://appshunter.io/developer/1027712863) |

## What reviewers say

### Science

[App page](https://appshunter.io/ios/app/science-solarsystem/id1054480020)

**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 Science free?

Science costs $0.99, 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 Science or オームの法則 計算問題 have ads?

オームの法則 計算問題 shows ads; Science does not.

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

Science ships an update every 27 months, and オームの法則 計算問題 every 6 weeks. Most recently, Science was updated on September 15, 2026 and オームの法則 計算問題 on November 2, 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.*