# ResponderBlue (formally KJFD) vs Priority4 Go

The clearest difference is iOS requirement: Priority4 Go at 13.0 against ResponderBlue (formally KJFD)'s 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.

## The numbers

| Metric | ResponderBlue (formally KJFD) | Priority4 Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/responderblue-formally-kjfd/id1522729136/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 35 MB | 65 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mosaic Technologies Inc.](https://appshunter.io/developer/1522729138) | [Marco Reyes](https://appshunter.io/developer/1708404834) |

## What reviewers say

### ResponderBlue (formally KJFD)

[App page](https://appshunter.io/ios/app/responderblue-formally-kjfd/id1522729136)

This platform streamlines records and incident management for fire departments and emergency response organizations. It centralizes incident reporting, personnel management, training, and daily operations to reduce paperwork and enhance operational visibility.

**Highlights:** Incident and call reporting, Member and personnel management, Training and certification tracking, Apparatus and equipment records, Inspection and pre-plan records, Department activity logs, Mobile app reporting

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

**In-app purchases:** none


### Priority4 Go

[App page](https://appshunter.io/ios/app/priority4-go/id6765955828)

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

**In-app purchases:** none


## Frequently asked questions

### Is ResponderBlue (formally KJFD) free?

ResponderBlue (formally KJFD) is free to download, with no in-app purchases.

### Is Priority4 Go free?

Priority4 Go is free to download, with no in-app purchases.

### Do ResponderBlue (formally KJFD) or Priority4 Go have ads?

Neither ResponderBlue (formally KJFD) nor Priority4 Go shows ads.

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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.*