# Diagnostic Tool vs Zeus Material Management

The clearest difference is review sentiment: Diagnostic Tool at 100% against Zeus Material Management's 7%. Diagnostic Tool also leads on rating (5.0 vs 1.3) and iOS requirement (11.0 vs 13.0). Zeus Material Management's advantage is update cadence (every 2 months vs every 5 months) and ratings volume (74 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Diagnostic Tool holds the better App Store score, 5.0 against 1.3. That said, the two scores are not equally well evidenced: Zeus Material Management has 74 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Diagnostic Tool's written reviews are positive against 7% of Zeus Material Management's.

Diagnostic Tool ships an update every 5 months, Zeus Material Management every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Diagnostic Tool | Zeus Material Management |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/diagnostic-tool/id1175329949/reviews)** | [1.3 (74 ratings)](https://appshunter.io/ios/app/zeus-material-management/id1564799793/reviews) |
| Number of ratings | 4 | **74** |
| Positive reviews | **100.0% of reviews** | 6.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 19 MB | 152 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Control Techniques Limited](https://appshunter.io/developer/577139804) | [SDI Inc.](https://appshunter.io/developer/1521493905) |

## What reviewers say

### Diagnostic Tool

[App page](https://appshunter.io/ios/app/diagnostic-tool/id1175329949)

Quickly resolve error codes for Control Techniques' drives with this tool. It includes wiring diagrams for setup and fault finding, plus direct access to global technical support contact information.

**Highlights:** Error code lookup, Wiring diagrams, Fault finding assistance, Technical support contacts, Supported product list

**Features:** macOS Compatibility

**In-app purchases:** none


### Zeus Material Management

[App page](https://appshunter.io/ios/app/zeus-material-management/id1564799793)

This app streamlines indirect supply chain management for MRO and PPE. It offers mobile tools for inventory tracking, cycle counting, and issuing, alongside eProcurement software for tail spend management. AI-driven inventory optimization helps reduce obsolete stock.

**Highlights:** Mobile inventory cycle counting, Issuing and delivery tracking, Industrial repair and warranty management, AI-enabled inventory optimization, eProcurement for tail spend, MRO expertise, Enterprise buying visibility

**In-app purchases:** none


## Frequently asked questions

### Is Diagnostic Tool free?

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

### Is Zeus Material Management free?

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

### Which has better reviews, Diagnostic Tool or Zeus Material Management?

Diagnostic Tool is rated higher. Diagnostic Tool averages 5.0 out of 5 from 4 ratings, while Zeus Material Management averages 1.3 from 74 ratings.

### Do Diagnostic Tool or Zeus Material Management have ads?

Neither Diagnostic Tool nor Zeus Material Management shows ads.

### Which is updated more often, Diagnostic Tool or Zeus Material Management?

Diagnostic Tool ships an update every 5 months, and Zeus Material Management every 2 months. Most recently, Diagnostic Tool was updated on November 2, 2026 and Zeus Material Management on November 3, 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.*