# OneTracPro Mobile Client vs Modbus TCP Station

The clearest difference is in-app purchases: OneTracPro Mobile Client at none against Modbus TCP Station's 2. OneTracPro Mobile Client also leads on ads (none vs shown). Modbus TCP Station's advantage is update cadence (every 10 days vs monthly) and iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Modbus TCP Station sells 2 one-off in-app purchases. OneTracPro Mobile Client asks for nothing beyond the download.

OneTracPro Mobile Client ships an update monthly, Modbus TCP Station every 10 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | OneTracPro Mobile Client | Modbus TCP Station |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/onetracpro-mobile-client/id1623575902/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free | — |
| Size | 97 MB | 31 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [One Trac Solutions, LLC](https://appshunter.io/developer/1731705944) | [DONGSOO LEE](https://appshunter.io/developer/1868670088) |

## What reviewers say

### OneTracPro Mobile Client

[App page](https://appshunter.io/ios/app/onetracpro-mobile-client/id1623575902)

Monitor vehicles and equipment with precision GPS technology. Receive real-time updates, historical playback, and custom alerts for asset movement. Access a user-friendly dashboard for fleet management and telematics data.

**Highlights:** Real-time asset tracking, Geo-fencing alerts, Historical movement playback, Fleet command dashboard, Telematics data capture, Service record management

**Features:** macOS Compatibility

**In-app purchases:** none


### Modbus TCP Station

[App page](https://appshunter.io/ios/app/modbus-tcp-station/id6757790321)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Premium Pass | $0.99 | one-time |
| Premium Upgrade | $9.99 | one-time |


## Frequently asked questions

### Is OneTracPro Mobile Client free?

OneTracPro Mobile Client is free to download, with no in-app purchases.

### Is Modbus TCP Station free?

Modbus TCP Station is free to download, with in-app purchases available.

### Do OneTracPro Mobile Client or Modbus TCP Station have ads?

Modbus TCP Station shows ads; OneTracPro Mobile Client does not.

### Which is updated more often, OneTracPro Mobile Client or Modbus TCP Station?

OneTracPro Mobile Client ships an update monthly, and Modbus TCP Station every 10 days. Most recently, OneTracPro Mobile Client was updated on October 24, 2026 and Modbus TCP Station on October 24, 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.*