# Matrix Calc Plus vs SwiftRPN

The clearest difference is price: SwiftRPN at Free against Matrix Calc Plus's $2.99. SwiftRPN also leads on iOS requirement (16.4 vs 18.2). Matrix Calc Plus's advantage is device support. On in-app purchases there is nothing between them.

SwiftRPN is free to download; Matrix Calc Plus costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Matrix Calc Plus | SwiftRPN |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 26 months | — |
| Size | 9 MB | 3 MB |
| Requires iOS | 18.2 | **16.4** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Patrick Gelvin](https://appshunter.io/developer/1573354051) |

## What reviewers say

### Matrix Calc Plus

[App page](https://appshunter.io/ios/app/matrix-calc-plus/id1592961256)

**Features:** macOS Compatibility

**In-app purchases:** none


### SwiftRPN

[App page](https://appshunter.io/ios/app/swiftrpn/id6470951024)

**In-app purchases:** none


## Frequently asked questions

### Is Matrix Calc Plus free?

Matrix Calc Plus costs $2.99, with no in-app purchases.

### Is SwiftRPN free?

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

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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.*