# smart shake + for ケアレンツ vs SightKey

The clearest difference is in-app purchases: smart shake + for ケアレンツ at none against SightKey's 2. smart shake + for ケアレンツ also leads on iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. SightKey sells 2 in-app purchases, starting at $4.99 per month. smart shake + for ケアレンツ asks for nothing beyond the download.

## The numbers

| Metric | smart shake + for ケアレンツ | SightKey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 44 MB | 11 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [株式会社 スマート](https://appshunter.io/developer/569026497) | [Mitsuhiro Hashimoto](https://appshunter.io/developer/509482512) |

## What reviewers say

### smart shake + for ケアレンツ

[App page](https://appshunter.io/ios/app/smart-shake-plus-for/id1202198674)

**Features:** macOS Compatibility

**In-app purchases:** none


### SightKey

[App page](https://appshunter.io/ios/app/sightkey/id6761758188)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $4.99 | per month |
| Premium (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is smart shake + for ケアレンツ free?

smart shake + for ケアレンツ is free to download, with no in-app purchases.

### Is SightKey free?

SightKey is free to download, with in-app purchases available.

### Do smart shake + for ケアレンツ or SightKey have ads?

Neither smart shake + for ケアレンツ nor SightKey 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.*