# ClearS vs 眼鏡作製技能検定1級

The clearest difference is in-app purchases: ClearS at none against 眼鏡作製技能検定1級'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. 眼鏡作製技能検定1級 sells 1 one-off in-app purchase. ClearS asks for nothing beyond the download.

## The numbers

| Metric | ClearS | 眼鏡作製技能検定1級 |
| --- | --- | --- |
| 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


### 眼鏡作製技能検定1級

[App page](https://appshunter.io/ios/app/1/id6758530892)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 眼鏡作製技能検定1級 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 眼鏡作製技能検定1級 free?

眼鏡作製技能検定1級 is free to download, with in-app purchases available.

### Do ClearS or 眼鏡作製技能検定1級 have ads?

Neither ClearS nor 眼鏡作製技能検定1級 shows ads.

---

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