# Key Calculator vs Super Calc Pro+

The clearest difference is in-app purchases: Key Calculator at none against Super Calc Pro+'s 1. Key Calculator also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Super Calc Pro+ sells 1 one-off in-app purchase. Key Calculator asks for nothing beyond the download.

## The numbers

| Metric | Key Calculator | Super Calc Pro+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 27 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [瑞勤 李](https://appshunter.io/developer/1401713785) | [Sui Fai Law](https://appshunter.io/developer/1889201616) |

## What reviewers say

### Key Calculator

[App page](https://appshunter.io/ios/app/key-calculator/id6740821637)

**Features:** macOS Compatibility

**In-app purchases:** none


### Super Calc Pro+

[App page](https://appshunter.io/ios/app/super-calc-pro-plus/id6761375071)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Key Calculator free?

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

### Is Super Calc Pro+ free?

Super Calc Pro+ is free to download, with in-app purchases available.

### Do Key Calculator or Super Calc Pro+ have ads?

Super Calc Pro+ shows ads; Key Calculator 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.*