# SCRCalc vs Royal Boxing

The clearest difference is price: Royal Boxing at Free against SCRCalc's $0.99. Royal Boxing also leads on iOS requirement (13.0 vs 27.0). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Royal Boxing is free to download; SCRCalc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SCRCalc ships an update every 9 months, Royal Boxing every 7 months. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | SCRCalc | Royal Boxing |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 7 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 67 MB |
| Requires iOS | 27.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Office Proteus](https://appshunter.io/developer/376643421) | [Hayden Cassar](https://appshunter.io/developer/1329470709) |

## What reviewers say

### SCRCalc

[App page](https://appshunter.io/ios/app/scrcalc/id376643418)

Easily calculate your Surface Consumption Rate (SCR) for scuba diving without memorizing complex formulas. Input your data and get your SCR instantly, helping you track your consumption and potentially impress dive guides.

**Highlights:** Calculate SCR for scuba diving, No need to memorize formulas, Easy data input, Track air consumption, Impress dive guides

**Features:** Vision Pro support

**In-app purchases:** none


### Royal Boxing

[App page](https://appshunter.io/ios/app/royal-boxing/id1516241580)

This app connects users with a boxing and functional fitness gym. It highlights a family-friendly atmosphere and knowledgeable staff dedicated to helping members achieve their fitness goals.

**Highlights:** Boxing training, Functional fitness, Family-friendly environment, Goal achievement support, Knowledgeable staff

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SCRCalc free?

SCRCalc costs $0.99, with no in-app purchases.

### Is Royal Boxing free?

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

### Do SCRCalc or Royal Boxing have ads?

Neither SCRCalc nor Royal Boxing shows ads.

### Which is updated more often, SCRCalc or Royal Boxing?

SCRCalc ships an update every 9 months, and Royal Boxing every 7 months. Most recently, SCRCalc was updated on October 24, 2026 and Royal Boxing on October 6, 2026.

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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.*