# Grid Calculator. vs ClearKey Calc

The clearest difference is in-app purchases: ClearKey Calc at none against Grid Calculator.'s 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Grid Calculator. sells 2 in-app purchases, starting at $9.99 per 7 days. ClearKey Calc asks for nothing beyond the download.

## The numbers

| Metric | Grid Calculator. | ClearKey Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 10 MB | 30 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hong Kong BLJ Cosmetics Limited](https://appshunter.io/developer/1680645623) | [鹏飞 陈](https://appshunter.io/developer/1891216752) |

## What reviewers say

### Grid Calculator.

[App page](https://appshunter.io/ios/app/grid-calculator/id6757141903)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Gold | $9.99 | per 7 days |
| Yearly Gold | $39.99 | per year |


### ClearKey Calc

[App page](https://appshunter.io/ios/app/clearkey-calc/id6761746376)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grid Calculator. free?

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

### Is ClearKey Calc free?

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

### Do Grid Calculator. or ClearKey Calc have ads?

Neither Grid Calculator. nor ClearKey Calc 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.*