# CalcuStyle vs ClearKey Calc

The clearest difference is in-app purchases: ClearKey Calc at none against CalcuStyle's 1. ClearKey Calc also leads on ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. CalcuStyle sells 1 one-off in-app purchase. ClearKey Calc asks for nothing beyond the download.

## The numbers

| Metric | CalcuStyle | ClearKey Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | — |
| Size | 55 MB | 30 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [鹏飞 陈](https://appshunter.io/developer/1891216752) |

## What reviewers say

### CalcuStyle

[App page](https://appshunter.io/ios/app/calcustyle-custom-calculator/id6753620122)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |


### 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 CalcuStyle free?

CalcuStyle 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 CalcuStyle or ClearKey Calc have ads?

CalcuStyle shows ads; ClearKey Calc does not.

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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.*