# Material Master vs Olypsys Measure

The clearest difference is in-app purchases: Material Master at none against Olypsys Measure's 3. Olypsys Measure's advantage is update cadence (every 4 weeks vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Olypsys Measure sells 3 in-app purchases, starting at $10.00 per month. Material Master asks for nothing beyond the download.

Material Master ships an update every 14 months, Olypsys Measure every 4 weeks. Both last shipped on September 17, 2026.

## The numbers

| Metric | Material Master | Olypsys Measure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/olypsys-measure/id1583943944/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 4 weeks** |
| Monetization | — | Freemium |
| Size | 44 MB | 101 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [GE MAO RUBBER INDUSTRIAL CO., LTD.](https://appshunter.io/developer/1078558543) | [Olypsys Technologies Ltd](https://appshunter.io/developer/1583943946) |

## 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


### Olypsys Measure

[App page](https://appshunter.io/ios/app/olypsys-measure/id1583943944)

This app helps businesses accurately measure and identify O-rings using their phone. It matches measurements against international standards and maintains an audit record with project details. Ideal for quality control during goods-inward inspection, part replacement, and pre-assembly checks.

**Highlights:** Accurate O-ring measurement, O-ring identification, Match against international standards, Audit record keeping, Project reference and location tagging, Goods-inward inspection tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Olypsys Pro Monthly | $10.00 | per month |
| Pro (yearly) | $80.00 | per year |
| Olypsys Enterprise Yearly | $600.00 | per year |


## Frequently asked questions

### Is Material Master free?

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

### Is Olypsys Measure free?

Olypsys Measure is free to download, with in-app purchases available.

### Do Material Master or Olypsys Measure have ads?

Neither Material Master nor Olypsys Measure shows ads.

### Which is updated more often, Material Master or Olypsys Measure?

Material Master ships an update every 14 months, and Olypsys Measure every 4 weeks. Most recently, Material Master was updated on September 17, 2026 and Olypsys Measure on September 17, 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.*