# 無機化学 vs 学習用検索アプリ

The clearest difference is ads: 無機化学 at none against 学習用検索アプリ's shown. 無機化学 also leads on update cadence (every 3 days vs every 11 days) and review sentiment (98% vs 90%). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for 無機化学 against 5.0 for 学習用検索アプリ. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews are what separate them: 98% of 無機化学's written reviews are positive against 90% of 学習用検索アプリ's.

無機化学 ships an update every 3 days, 学習用検索アプリ every 11 days. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 無機化学 | 学習用検索アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/id1351078183/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/okke/id1540697607/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **98.1% of reviews** | 90.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 11 days |
| Monetization | — | Ad-supported |
| Size | 38 MB | 67 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideki Touhara](https://appshunter.io/developer/1268738829) | [okke, Inc.](https://appshunter.io/developer/1540697609) |

## What reviewers say

### 無機化学

[App page](https://appshunter.io/ios/app/id1351078183)

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

**In-app purchases:** none


### 学習用検索アプリ

[App page](https://appshunter.io/ios/app/okke/id1540697607)

This app helps students find educational videos, study methods, and background music on YouTube without distractions. It's designed to boost motivation and aid in finding specific learning content, from formulas to test preparation.

**Highlights:** Search YouTube for lessons, formulas, study methods, and BGM, Distraction-free learning environment, Boost motivation with study music and 'study with me' videos, Find specific lesson videos, Review forgotten formulas and terms, Discover personalized study methods and motivational content, Save favorites and organize learning materials

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 無機化学 free?

無機化学 is free to download, with no in-app purchases.

### Is 学習用検索アプリ free?

学習用検索アプリ is free to download, with no in-app purchases.

### Which has better reviews, 無機化学 or 学習用検索アプリ?

無機化学 and 学習用検索アプリ are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do 無機化学 or 学習用検索アプリ have ads?

学習用検索アプリ shows ads; 無機化学 does not.

### Which is updated more often, 無機化学 or 学習用検索アプリ?

無機化学 ships an update every 3 days, and 学習用検索アプリ every 11 days. Most recently, 無機化学 was updated on September 22, 2026 and 学習用検索アプリ on September 21, 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.*