# Intergraph Mobile Responder 4+ vs IAFF 3390

The clearest difference is update cadence: Intergraph Mobile Responder 4+ at every 6 weeks against IAFF 3390's every 47 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.

Intergraph Mobile Responder 4+ ships an update every 6 weeks, IAFF 3390 every 47 months. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Intergraph Mobile Responder 4+ | IAFF 3390 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/intergraph-mobile-responder-4-plus/id691517373/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 47 months |
| Monetization | Free | — |
| Size | 8 MB | 3 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Intergraph Corporation](https://appshunter.io/developer/523042901) | [Scott Taylor](https://appshunter.io/developer/1299971529) |

## What reviewers say

### Intergraph Mobile Responder 4+

[App page](https://appshunter.io/ios/app/intergraph-mobile-responder-4-plus/id691517373)

This app provides field personnel with constant access to computer-aided dispatch (CAD) information on their mobile devices. It allows users to view incident details, manage messages, update statuses, and query databases, enhancing safety and productivity. The native application leverages device features like GPS and push notifications for improved performance.

**Highlights:** Real-time CAD access, Incident detail viewing, Message management, Status updates, Database querying, Native device integration (GPS, camera, push notifications)

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

**In-app purchases:** none


### IAFF 3390

[App page](https://appshunter.io/ios/app/iaff-3390/id1356571693)

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

**In-app purchases:** none


## Frequently asked questions

### Is Intergraph Mobile Responder 4+ free?

Intergraph Mobile Responder 4+ is free to download, with no in-app purchases.

### Is IAFF 3390 free?

IAFF 3390 is free to download, with no in-app purchases.

### Do Intergraph Mobile Responder 4+ or IAFF 3390 have ads?

Neither Intergraph Mobile Responder 4+ nor IAFF 3390 shows ads.

### Which is updated more often, Intergraph Mobile Responder 4+ or IAFF 3390?

Intergraph Mobile Responder 4+ ships an update every 6 weeks, and IAFF 3390 every 47 months. Most recently, Intergraph Mobile Responder 4+ was updated on October 17, 2026 and IAFF 3390 on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*