# ClearS vs 消防設備士

The clearest difference is in-app purchases: ClearS at none against 消防設備士's 1. ClearS also leads on iOS requirement (9.1 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 消防設備士 sells 1 one-off in-app purchase. ClearS asks for nothing beyond the download.

## The numbers

| Metric | ClearS | 消防設備士 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Size | 59 MB | 5 MB |
| Requires iOS | **9.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CLEAR, K.K.](https://appshunter.io/developer/778299371) | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) |

## What reviewers say

### ClearS

[App page](https://appshunter.io/ios/app/clears/id1289584035)

**In-app purchases:** none


### 消防設備士

[App page](https://appshunter.io/ios/app/5/id6758037053)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 消防設備士（甲種・5類） 試験対策 | $1.99 | one-time |


## Frequently asked questions

### Is ClearS free?

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

### Is 消防設備士 free?

消防設備士 is free to download, with in-app purchases available.

### Do ClearS or 消防設備士 have ads?

Neither ClearS nor 消防設備士 shows ads.

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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.*