# CalculatorRe vs ClearKey Calc

The clearest difference is device support: ClearKey Calc at 3 against CalculatorRe's 1. ClearKey Calc also leads on iOS requirement (15.1 vs 27.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | CalculatorRe | ClearKey Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calculatorre/id6446059337/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free | — |
| Size | 1 MB | 30 MB |
| Requires iOS | 27.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [睿 洪](https://appshunter.io/developer/1515008332) | [鹏飞 陈](https://appshunter.io/developer/1891216752) |

## What reviewers say

### CalculatorRe

[App page](https://appshunter.io/ios/app/calculatorre/id6446059337)

Enhance your iPhone's calculator experience with a clean interface and powerful functions. Perform polynomial calculations and access common mathematical operations with quick results.

**Highlights:** Simple and precise UI, Polynomial calculation, Common mathematical functions, Quick result display, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 CalculatorRe free?

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

### Is ClearKey Calc free?

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

### Do CalculatorRe or ClearKey Calc have ads?

Neither CalculatorRe 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.*