# Fire Alerting vs OnDuty App

The clearest difference is in-app purchases: Fire Alerting at none against OnDuty App's 2. Fire Alerting also leads on iOS requirement (13.0 vs 15.0). OnDuty App's advantage is update cadence (every 3 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. OnDuty App sells 2 in-app purchases, starting at $2.99 per month. Fire Alerting asks for nothing beyond the download.

Fire Alerting ships an update every 5 weeks, OnDuty App every 3 days. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Fire Alerting | OnDuty App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onduty-app/id6786702167/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 59 MB | 20 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mach Alert Inc.](https://appshunter.io/developer/1472612618) | [Dan Jones](https://appshunter.io/developer/6786702169) |

## What reviewers say

### Fire Alerting

[App page](https://appshunter.io/ios/app/fire-alerting/id1489469751)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnDuty App

[App page](https://appshunter.io/ios/app/onduty-app/id6786702167)

This AI-powered field companion assists paramedics and EMTs with clinical decision support and shift management. It offers a streamlined alternative to traditional binders and PDFs, designed for high-stress emergency situations.

**Highlights:** AI-powered clinical decision support, Shift schedule management, Streamlined workflow, Pocket-sized tool, Designed by veteran paramedic

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is Fire Alerting free?

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

### Is OnDuty App free?

OnDuty App is free to download, with in-app purchases available.

### Do Fire Alerting or OnDuty App have ads?

Neither Fire Alerting nor OnDuty App shows ads.

### Which is updated more often, Fire Alerting or OnDuty App?

Fire Alerting ships an update every 5 weeks, and OnDuty App every 3 days. Most recently, Fire Alerting was updated on October 19, 2026 and OnDuty App on October 7, 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.*