# zdSCADA vs M

The clearest difference is update cadence: M at every 5 weeks against zdSCADA's every 3 months. On price, rating, ratings volume and ads there is nothing between them.

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

M holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 3 and 8 respectively.

zdSCADA ships an update every 3 months, M every 5 weeks. Both last shipped on September 15, 2026.

## The numbers

| Metric | zdSCADA | M |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/zdscada/id1013876842/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/m-link-connect/id1515015225/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 8 MB | 50 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [zdSCADA, L.P.](https://appshunter.io/developer/1013876841) | [Dover Corporation](https://appshunter.io/developer/845082330) |

## What reviewers say

### zdSCADA

[App page](https://appshunter.io/ios/app/zdscada/id1013876842)

This mobile application offers data collection and monitoring for electronic devices within the oil and gas sector. It extends a web-based solution to a mobile platform, catering exclusively to existing customers.

**Highlights:** Data collection, Device monitoring, Oil and gas industry focus, Mobile platform extension, Web-based solution integration

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

**In-app purchases:** none


### M

[App page](https://appshunter.io/ios/app/m-link-connect/id1515015225)

This application provides real-time fleet management information for industrial engine fleets. It helps reduce ownership costs by offering comprehensive monitoring capabilities from anywhere, at any time.

**Highlights:** Real-time management information, Fleet monitoring, Cost reduction, Industrial environment focus, Anywhere, anytime access

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

**In-app purchases:** none


## Frequently asked questions

### Is zdSCADA free?

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

### Is M free?

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

### Which has better reviews, zdSCADA or M?

M is rated higher. zdSCADA averages 4.3 out of 5 from 3 ratings, while M averages 4.5 from 8 ratings.

### Do zdSCADA or M have ads?

Neither zdSCADA nor M shows ads.

### Which is updated more often, zdSCADA or M?

zdSCADA ships an update every 3 months, and M every 5 weeks. Most recently, zdSCADA was updated on September 15, 2026 and M on September 15, 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.*