# Fire Door Checker vs Protecta Project Manager

The clearest difference is update cadence: Protecta Project Manager at every 2 months against Fire Door Checker'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.

Fire Door Checker ships an update every 4 months, Protecta Project Manager every 2 months. Both last shipped on November 8, 2026.

## The numbers

| Metric | Fire Door Checker | Protecta Project Manager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 7 MB | 48 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [M&W Media Limited](https://appshunter.io/developer/1097809906) | [Polyseam Limited](https://appshunter.io/developer/1570632542) |

## What reviewers say

### Fire Door Checker

[App page](https://appshunter.io/ios/app/fire-door-checker/id6747179603)

**Features:** macOS Compatibility

**In-app purchases:** none


### Protecta Project Manager

[App page](https://appshunter.io/ios/app/protecta-project-manager/id6749899504)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fire Door Checker free?

Fire Door Checker is free to download, with no in-app purchases.

### Is Protecta Project Manager free?

Protecta Project Manager is free to download, with no in-app purchases.

### Do Fire Door Checker or Protecta Project Manager have ads?

Neither Fire Door Checker nor Protecta Project Manager shows ads.

### Which is updated more often, Fire Door Checker or Protecta Project Manager?

Fire Door Checker ships an update every 4 months, and Protecta Project Manager every 2 months. Most recently, Fire Door Checker was updated on November 8, 2026 and Protecta Project Manager on November 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.*