# SKF Values vs PCS Instruments

The clearest difference is iOS requirement: PCS Instruments at 13.0 against SKF Values's 15.0. On price, ads, in-app purchases and device support 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 | SKF Values | PCS Instruments |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | — | Free |
| Size | 57 MB | 5 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [PCS Instruments Limited](https://appshunter.io/developer/1575085372) |

## What reviewers say

### SKF Values

[App page](https://appshunter.io/ios/app/skf-values/id1149907235)

**Features:** macOS Compatibility

**In-app purchases:** none


### PCS Instruments

[App page](https://appshunter.io/ios/app/pcs-instruments/id1575085370)

Calculate Hertz contact pressures and sizes for various geometries, loads, and materials. Pre-loaded with specimen data from PCS Instruments machines and common materials, with options to add custom ones.

**Highlights:** Hertz contact pressure calculations, Contact size calculations, Load and material input, Pre-loaded specimen data, Custom material support, Circular and line contact calculations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SKF Values free?

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

### Is PCS Instruments free?

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

### Do SKF Values or PCS Instruments have ads?

Neither SKF Values nor PCS Instruments 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.*