# Material Master vs Hydraulic Calculator Engineer

The clearest difference is device support: Hydraulic Calculator Engineer at 3 against Material Master's 1. 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.

Material Master ships an update every 14 months, Hydraulic Calculator Engineer every 22 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Material Master | Hydraulic Calculator Engineer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (9 ratings)](https://appshunter.io/ios/app/hydraulic-calculator-engineer/id1664790770/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 22 months |
| Monetization | — | Free |
| Size | 44 MB | 21 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GE MAO RUBBER INDUSTRIAL CO., LTD.](https://appshunter.io/developer/1078558543) | [Arsosa Network Inc.](https://appshunter.io/developer/1209042440) |

## What reviewers say

### Material Master

[App page](https://appshunter.io/ios/app/material-master/id1253339380)

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

**In-app purchases:** none


### Hydraulic Calculator Engineer

[App page](https://appshunter.io/ios/app/hydraulic-calculator-engineer/id1664790770)

This app offers a suite of hydraulic calculations for technicians and engineers. It simplifies complex hydraulics by automatically computing results based on user-entered values, eliminating the need for manual formula application.

**Highlights:** Cylinder Calculation, Power Calculation, Pressure Difference, Piston Diameter, Speed Calculation, Lifting Time, Volume Flow

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

**In-app purchases:** none


## Frequently asked questions

### Is Material Master free?

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

### Is Hydraulic Calculator Engineer free?

Hydraulic Calculator Engineer is free to download, with no in-app purchases.

### Do Material Master or Hydraulic Calculator Engineer have ads?

Neither Material Master nor Hydraulic Calculator Engineer shows ads.

### Which is updated more often, Material Master or Hydraulic Calculator Engineer?

Material Master ships an update every 14 months, and Hydraulic Calculator Engineer every 22 months. Most recently, Material Master was updated on October 12, 2026 and Hydraulic Calculator Engineer on October 14, 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.*