# Donaldson Hy vs SKF Authenticate

The clearest difference is rating: Donaldson Hy at 5.0 against SKF Authenticate's 4.6. Donaldson Hy also leads on iOS requirement (12.0 vs 17.6). SKF Authenticate's advantage is ratings volume (8 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Donaldson Hy holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

Donaldson Hy ships an update every 7 months, SKF Authenticate every 6 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | Donaldson Hy | SKF Authenticate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/donaldson-hy-pro-solutions/id509664703/reviews)** | [4.6 (8 ratings)](https://appshunter.io/ios/app/skf-authenticate/id987442973/reviews) |
| Number of ratings | 2 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 26 MB | 33 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hy-Pro Filtration](https://appshunter.io/developer/509664706) | [SKF](https://appshunter.io/developer/472922971) |

## What reviewers say

### Donaldson Hy

[App page](https://appshunter.io/ios/app/donaldson-hy-pro-solutions/id509664703)

This tool helps calculate hydraulic component contamination levels and flow rates. It also features a viscosity calculator and an element lookup for upgrades or replacements.

**Highlights:** Contamination calculation (Lbs or Kg), Flow rate calculation, Viscosity calculator, Element interchange/cross-reference, Unit of measurement selection

**In-app purchases:** none


### SKF Authenticate

[App page](https://appshunter.io/ios/app/skf-authenticate/id987442973)

This app helps users verify the authenticity of SKF products. It provides clear instructions for photographing products for expert review or allows scanning codes for instant feedback on validity.

**Highlights:** Product authenticity verification, Photo submission for expert review, Code scanning for instant feedback, Counterfeit detection guidance, Step-by-step instructions

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

**In-app purchases:** none


## Frequently asked questions

### Is Donaldson Hy free?

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

### Is SKF Authenticate free?

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

### Which has better reviews, Donaldson Hy or SKF Authenticate?

Donaldson Hy is rated higher. Donaldson Hy averages 5.0 out of 5 from 2 ratings, while SKF Authenticate averages 4.6 from 8 ratings.

### Do Donaldson Hy or SKF Authenticate have ads?

Neither Donaldson Hy nor SKF Authenticate shows ads.

### Which is updated more often, Donaldson Hy or SKF Authenticate?

Donaldson Hy ships an update every 7 months, and SKF Authenticate every 6 months. Most recently, Donaldson Hy was updated on October 21, 2026 and SKF Authenticate on October 21, 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.*