# HYDAC Tools vs MEX

The clearest difference is update cadence: MEX at monthly against HYDAC Tools's every 13 months. MEX also leads on iOS requirement (11.2 vs 13.0). 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.

HYDAC Tools ships an update every 13 months, MEX monthly. Both last shipped on October 7, 2026.

## The numbers

| Metric | HYDAC Tools | MEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hydac-tools/id1396834045/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | Free | — |
| Size | 12 MB | 149 MB |
| Requires iOS | 13.0 | **11.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HYDAC Pty. Ltd.](https://appshunter.io/developer/1396834044) | [Maintenance Experts Pty Ltd](https://appshunter.io/developer/388496307) |

## What reviewers say

### HYDAC Tools

[App page](https://appshunter.io/ios/app/hydac-tools/id1396834045)

This app provides engineers and project managers with tools for fluid power, motion control, and automation. It offers features like cylinder calculations, unit conversions, filter sizing, and fluid care information to enhance daily productivity and efficiency.

**Highlights:** Cylinder calculations, Unit conversions, Filter sizing software, Fluid care information, Hydraulic pump selection, Brochure downloads, Online tools

**Features:** macOS Compatibility

**In-app purchases:** none


### MEX

[App page](https://appshunter.io/ios/app/mex-maintenance-experts/id6463352941)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HYDAC Tools free?

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

### Is MEX free?

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

### Do HYDAC Tools or MEX have ads?

Neither HYDAC Tools nor MEX shows ads.

### Which is updated more often, HYDAC Tools or MEX?

HYDAC Tools ships an update every 13 months, and MEX monthly. Most recently, HYDAC Tools was updated on October 7, 2026 and MEX on October 7, 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.*