# SCRCalc vs Footlink

The clearest difference is price: Footlink at Free against SCRCalc's $0.99. Footlink also leads on update cadence (every 2 weeks vs every 9 months) and iOS requirement (15.6 vs 27.0). On ads, in-app purchases and device support there is nothing between them.

Footlink 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, Footlink every 2 weeks. The most recent releases landed on October 23, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SCRCalc | Footlink |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 1 MB | 74 MB |
| Requires iOS | 27.0 | **15.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Office Proteus](https://appshunter.io/developer/376643421) | [RDF BANCOS DE INFORMACOES E PORTAIS LTDA](https://appshunter.io/developer/1520447562) |

## 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


### Footlink

[App page](https://appshunter.io/ios/app/footlink/id1520447560)

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

**In-app purchases:** none


## Frequently asked questions

### Is SCRCalc free?

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

### Is Footlink free?

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

### Do SCRCalc or Footlink have ads?

Neither SCRCalc nor Footlink shows ads.

### Which is updated more often, SCRCalc or Footlink?

SCRCalc ships an update every 9 months, and Footlink every 2 weeks. Most recently, SCRCalc was updated on October 23, 2026 and Footlink on September 28, 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.*