# ブルーライトチェッカー：ブルーライトを可視化 vs PastelD

The clearest difference is in-app purchases: PastelD at none against ブルーライトチェッカー：ブルーライトを可視化's 1. PastelD also leads on iOS requirement (13.0 vs 15.0). ブルーライトチェッカー：ブルーライトを可視化's advantage is device support. On price there is nothing between them.

Both are free to download. ブルーライトチェッカー：ブルーライトを可視化 sells 1 in-app purchase, starting at $1.99 per year. PastelD asks for nothing beyond the download.

## The numbers

| Metric | ブルーライトチェッカー：ブルーライトを可視化 | PastelD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Size | 52 MB | 49 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [404 Ltd.](https://appshunter.io/developer/1579452766) | [Meditrina inc.](https://appshunter.io/developer/1588693279) |

## What reviewers say

### ブルーライトチェッカー：ブルーライトを可視化

[App page](https://appshunter.io/ios/app/id1579452764)

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ブルーライトカットExtension(12ヶ月) | $1.99 | per year |


### PastelD

[App page](https://appshunter.io/ios/app/pasteld/id1588693277)

**In-app purchases:** none


## Frequently asked questions

### Is ブルーライトチェッカー：ブルーライトを可視化 free?

ブルーライトチェッカー：ブルーライトを可視化 is free to download, with in-app purchases available.

### Is PastelD free?

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

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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.*