# OnScene Xplorer 4 vs Command Bridge

The clearest difference is update cadence: Command Bridge at every 2 weeks against OnScene Xplorer 4's every 3 months. OnScene Xplorer 4's advantage is iOS requirement (13.0 vs 15.0). 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.

OnScene Xplorer 4 ships an update every 3 months, Command Bridge every 2 weeks. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | OnScene Xplorer 4 | Command Bridge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/command-bridge/id6477911870/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 243 MB | 75 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Iron Compass Map Co](https://appshunter.io/developer/1237245091) | [DP Cloud LLC](https://appshunter.io/developer/1731093017) |

## What reviewers say

### OnScene Xplorer 4

[App page](https://appshunter.io/ios/app/onscene-xplorer-4/id1562927434)

**Features:** macOS Compatibility

**In-app purchases:** none


### Command Bridge

[App page](https://appshunter.io/ios/app/command-bridge/id6477911870)

This app facilitates the management and coordination of emergency service resources and responses. It allows for the secure exchange of critical information, status updates, and access to essential resources like preplans and hydrant data. Optional CAD integration provides live call notifications and unit tracking.

**Highlights:** Resource and response coordination, Information exchange with partners, Staffing and unit status updates, Secure communication, Preplan and resource storage, Optional CAD integration

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

**In-app purchases:** none


## Frequently asked questions

### Is OnScene Xplorer 4 free?

OnScene Xplorer 4 is free to download, with no in-app purchases.

### Is Command Bridge free?

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

### Do OnScene Xplorer 4 or Command Bridge have ads?

Neither OnScene Xplorer 4 nor Command Bridge shows ads.

### Which is updated more often, OnScene Xplorer 4 or Command Bridge?

OnScene Xplorer 4 ships an update every 3 months, and Command Bridge every 2 weeks. Most recently, OnScene Xplorer 4 was updated on September 10, 2026 and Command Bridge on September 15, 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.*