# ClearS vs ダイオキシン類関係

The clearest difference is in-app purchases: ClearS at none against ダイオキシン類関係'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. ダイオキシン類関係 sells 1 one-off in-app purchase. ClearS asks for nothing beyond the download.

## The numbers

| Metric | ClearS | ダイオキシン類関係 |
| --- | --- | --- |
| 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


### ダイオキシン類関係

[App page](https://appshunter.io/ios/app/id6758429844)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ダイオキシン類関係公害防止管理者 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 ダイオキシン類関係 free?

ダイオキシン類関係 is free to download, with in-app purchases available.

### Do ClearS or ダイオキシン類関係 have ads?

Neither ClearS nor ダイオキシン類関係 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*