# zdSCADA vs Trinity O&G

The clearest difference is rating: Trinity O&G at 5.0 against zdSCADA's 4.3. zdSCADA's advantage is update cadence (every 3 months vs every 8 months). On price, ratings volume, 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.

Trinity O&G holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

zdSCADA ships an update every 3 months, Trinity O&G every 8 months. The most recent releases landed on October 24, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | zdSCADA | Trinity O&G |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/zdscada/id1013876842/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/trinity-o-and-g/id1612681293/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 8 MB | 31 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [zdSCADA, L.P.](https://appshunter.io/developer/1013876841) | [Instrumentation Service Group LLC](https://appshunter.io/developer/1612681295) |

## 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


### Trinity O&G

[App page](https://appshunter.io/ios/app/trinity-o-and-g/id1612681293)

This app allows oilfield pumpers to streamline field data collection and remotely monitor and control assets. Features include tank and pressure monitoring, flow tracking, and pump/drive control. Automation capabilities are also available for scheduled tasks.

**Highlights:** Streamline field data collection, Remote asset monitoring, Control pumps and drives, Tank and pressure monitoring, Set up task automation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is zdSCADA free?

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

### Is Trinity O&G free?

Trinity O&G is free to download, with no in-app purchases.

### Which has better reviews, zdSCADA or Trinity O&G?

Trinity O&G is rated higher. zdSCADA averages 4.3 out of 5 from 3 ratings, while Trinity O&G averages 5.0 from 3 ratings.

### Do zdSCADA or Trinity O&G have ads?

Neither zdSCADA nor Trinity O&G shows ads.

### Which is updated more often, zdSCADA or Trinity O&G?

zdSCADA ships an update every 3 months, and Trinity O&G every 8 months. Most recently, zdSCADA was updated on October 24, 2026 and Trinity O&G on September 29, 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.*