# 無機化学 vs Mana

The clearest difference is review sentiment: 無機化学 at 98% against Mana's 4%. 無機化学 also leads on update cadence (every 2 days vs every 5 weeks). On price, ads, in-app purchases and device support there is nothing between them.

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

無機化学 ships an update every 2 days, Mana every 5 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | 無機化学 | Mana |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1351078183/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **98.1% of reviews** | 4.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 weeks |
| Monetization | — | Free |
| Size | 40 MB | 8 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideki Touhara](https://appshunter.io/developer/1268738829) | [HitotocoLabo. K,K,](https://appshunter.io/developer/1358198297) |

## 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


### Mana

[App page](https://appshunter.io/ios/app/mana-com/id1358198298)

This app streamlines communication for educational institutions, offering features like group announcements, individual messaging, and absence/tardiness notifications. It also includes a "Now Where?" feature for parents to track student location and optional learning support tools.

**Highlights:** Group announcements, Individual messaging, Absence/tardiness notifications, Student location tracking, Optional learning support tools

**Features:** macOS Compatibility

**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 Mana free?

Mana is free to download, with no in-app purchases.

### Do 無機化学 or Mana have ads?

Neither 無機化学 nor Mana shows ads.

### Which is updated more often, 無機化学 or Mana?

無機化学 ships an update every 2 days, and Mana every 5 weeks. Most recently, 無機化学 was updated on November 2, 2026 and Mana 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.*