# Fire Pump Operator vs US Fire Pump

The clearest difference is in-app purchases: US Fire Pump at none against Fire Pump Operator's 2. US Fire Pump also leads on iOS requirement (10.0 vs 13.0). Fire Pump Operator's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Fire Pump Operator sells 2 in-app purchases, starting at $1.99 per month. US Fire Pump asks for nothing beyond the download.

Fire Pump Operator ships an update every 2 days, US Fire Pump every 3 weeks. The most recent releases landed on October 7, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Fire Pump Operator | US Fire Pump |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/us-fire-pump/id1507974220/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Paid | **Free** |
| Size | 48 MB | 82 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Digital Training Systems Incorporated](https://appshunter.io/developer/320642446) | [US Fire Pump Company, LLC](https://appshunter.io/developer/1507974219) |

## What reviewers say

### Fire Pump Operator

[App page](https://appshunter.io/ios/app/fire-pump-operator/id1044180312)

This app assists fire pump operators in calculating engine pressure using a standard formula. It allows for the addition of multiple friction losses, appliances, and elevations, and offers the ability to save and modify entries. Users can also adjust default coefficients and access other relevant calculators.

**Highlights:** Engine Pressure calculation, Add friction losses, appliances, elevations, Save and modify entries, Adjust IFSTA coefficients, Head Pressure calculator, NFA Formula calculator

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fire Pump Operator Pro | $1.99 | per month |
| Fire Pump Operator Pro | $19.99 | per year |


### US Fire Pump

[App page](https://appshunter.io/ios/app/us-fire-pump/id1507974220)

This app provides access to a comprehensive line of high-velocity and submersible fire pumps, along with supplemental fire equipment for municipal and industrial professionals. It also highlights the company's extensive emergency response team and global equipment fleet.

**Highlights:** High-velocity fire pumps, Submersible pumps, Supplemental fire equipment, Emergency response team, Global equipment fleet

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fire Pump Operator free?

Fire Pump Operator is free to download, with in-app purchases available.

### Is US Fire Pump free?

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

### Do Fire Pump Operator or US Fire Pump have ads?

Neither Fire Pump Operator nor US Fire Pump shows ads.

### Which is updated more often, Fire Pump Operator or US Fire Pump?

Fire Pump Operator ships an update every 2 days, and US Fire Pump every 3 weeks. Most recently, Fire Pump Operator was updated on October 7, 2026 and US Fire Pump on September 20, 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.*