# GroundHog Supervisor vs Protection Zone Management

The clearest difference is iOS requirement: GroundHog Supervisor at 13.0 against Protection Zone Management's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for GroundHog Supervisor against 5.0 for Protection Zone Management. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

GroundHog Supervisor ships an update every 5 weeks, Protection Zone Management every 2 months. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | GroundHog Supervisor | Protection Zone Management |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/groundhog-supervisor/id1537592275/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/protection-zone-management/id1636943390/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 111 MB | 65 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [rapidBizApps](https://appshunter.io/developer/561997479) | [Protection Zone Management](https://appshunter.io/developer/1636943392) |

## What reviewers say

### GroundHog Supervisor

[App page](https://appshunter.io/ios/app/groundhog-supervisor/id1537592275)

This mobile fleet management system is designed for underground mines to control production, track workforce schedules, and provide insights for increased efficiency. It helps mine operators gain visibility into the underground mine cycle, allowing them to see tasks, report progress, and make real-time adjustments.

**Highlights:** Fleet management for underground mines, Production control, Workforce tracking and scheduling, Real-time progress reporting, Deep operational insights, Increased process efficiency

**In-app purchases:** none


### Protection Zone Management

[App page](https://appshunter.io/ios/app/protection-zone-management/id1636943390)

Streamline utility inspections with this mobile tool. Track and collect data on substation and power line equipment, easily visualize issues, and manage workflows. This cloud-based solution eliminates paper-based processes and simplifies operations for field inspectors.

**Highlights:** Substation and power line equipment tracking, Deficiency visualization and troubleshooting, Agile work management, Cloud-based operations, Intuitive user interface, Mobile and web access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GroundHog Supervisor free?

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

### Is Protection Zone Management free?

Protection Zone Management is free to download, with no in-app purchases.

### Which has better reviews, GroundHog Supervisor or Protection Zone Management?

GroundHog Supervisor and Protection Zone Management are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do GroundHog Supervisor or Protection Zone Management have ads?

Neither GroundHog Supervisor nor Protection Zone Management shows ads.

### Which is updated more often, GroundHog Supervisor or Protection Zone Management?

GroundHog Supervisor ships an update every 5 weeks, and Protection Zone Management every 2 months. Most recently, GroundHog Supervisor was updated on October 27, 2026 and Protection Zone Management on October 13, 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.*