# MX Field App vs Diagnostic App

The clearest difference is update cadence: MX Field App at every 2 months against Diagnostic App's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

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

MX Field App ships an update every 2 months, Diagnostic App every 7 months. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | MX Field App | Diagnostic App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/mx-field-app/id1638210254/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free | — |
| Size | 47 MB | 60 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carmanah Technologies Corporation](https://appshunter.io/developer/1394736633) | [Tesmec S.p.a.](https://appshunter.io/developer/1780977610) |

## What reviewers say

### MX Field App

[App page](https://appshunter.io/ios/app/mx-field-app/id1638210254)

This utility app simplifies the setup and on-site modification of traffic control systems. It allows users to quickly access and change system settings, program schedules, and view system health data remotely via Bluetooth. The app offers a user-friendly, step-by-step programming experience for efficient traffic beacon and sign management.

**Highlights:** Quick system setup, On-site setting changes, Remote programming up to 100 feet, Step-by-step programming, System health data and fault reporting, Unlimited operating schedule management, Built-in system security

**Features:** macOS Compatibility

**In-app purchases:** none


### Diagnostic App

[App page](https://appshunter.io/ios/app/diagnostic-app/id6738472668)

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

**In-app purchases:** none


## Frequently asked questions

### Is MX Field App free?

MX Field App is free to download, with no in-app purchases.

### Is Diagnostic App free?

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

### Do MX Field App or Diagnostic App have ads?

Neither MX Field App nor Diagnostic App shows ads.

### Which is updated more often, MX Field App or Diagnostic App?

MX Field App ships an update every 2 months, and Diagnostic App every 7 months. Most recently, MX Field App was updated on September 8, 2026 and Diagnostic App on September 21, 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.*