# WebSupervisor vs MasterTrak

The clearest difference is rating: MasterTrak at 5.0 against WebSupervisor's 4.3. On price, ratings volume, update cadence 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.

MasterTrak holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 5 respectively.

WebSupervisor ships an update every 2 months, MasterTrak monthly. The most recent releases landed on September 10, 2026 and August 10, 2026 respectively.

## The numbers

| Metric | WebSupervisor | MasterTrak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (4 ratings)](https://appshunter.io/ios/app/websupervisor/id1327261136/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/mastertrak/id1499386102/reviews)** |
| Number of ratings | 4 | **5** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 17 MB | 75 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ComAp a.s.](https://appshunter.io/developer/1797523027) | [Dover Corporation](https://appshunter.io/developer/845082330) |

## What reviewers say

### WebSupervisor

[App page](https://appshunter.io/ios/app/websupervisor/id1327261136)

Monitor and control industrial equipment remotely via the cloud. View unit status, track locations on a map, and manage alarms. Supports third-party devices communicating via Modbus.

**Highlights:** Units overview with status sorting and filtering, Unit and site location mapping, Single unit control, Geofencing, Alarm list with reset capability, Push notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### MasterTrak

[App page](https://appshunter.io/ios/app/mastertrak/id1499386102)

Monitor and manage industrial engine fleets in real-time from any location. This system provides essential management information to help reduce the total cost of ownership for your fleet.

**Highlights:** Real-time fleet monitoring, Anywhere, anytime management, Industrial engine fleet focus, Cost of ownership reduction, Management information system

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

**In-app purchases:** none


## Frequently asked questions

### Is WebSupervisor free?

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

### Is MasterTrak free?

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

### Which has better reviews, WebSupervisor or MasterTrak?

MasterTrak is rated higher. WebSupervisor averages 4.3 out of 5 from 4 ratings, while MasterTrak averages 5.0 from 5 ratings.

### Do WebSupervisor or MasterTrak have ads?

Neither WebSupervisor nor MasterTrak shows ads.

### Which is updated more often, WebSupervisor or MasterTrak?

WebSupervisor ships an update every 2 months, and MasterTrak monthly. Most recently, WebSupervisor was updated on September 10, 2026 and MasterTrak on August 10, 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.*