# FieldMaster Supervisor vs Securysat Worker

The clearest difference is update cadence: Securysat Worker at every 2 months against FieldMaster Supervisor's every 4 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.

FieldMaster Supervisor ships an update every 4 months, Securysat Worker every 2 months. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FieldMaster Supervisor | Securysat Worker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 23 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trimble Inc.](https://appshunter.io/developer/322561665) | [Viasat Connect (Belgium)](https://appshunter.io/developer/920425619) |

## What reviewers say

### FieldMaster Supervisor

[App page](https://appshunter.io/ios/app/fieldmaster-supervisor/id987403868)

**Features:** Vision Pro support

**In-app purchases:** none


### Securysat Worker

[App page](https://appshunter.io/ios/app/securysat-worker/id1543704852)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FieldMaster Supervisor free?

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

### Is Securysat Worker free?

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

### Do FieldMaster Supervisor or Securysat Worker have ads?

Neither FieldMaster Supervisor nor Securysat Worker shows ads.

### Which is updated more often, FieldMaster Supervisor or Securysat Worker?

FieldMaster Supervisor ships an update every 4 months, and Securysat Worker every 2 months. Most recently, FieldMaster Supervisor was updated on October 19, 2026 and Securysat Worker on October 8, 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.*