# SHO vs 3M Scott Universal Mobile App

The clearest difference is update cadence: SHO at every 2 months against 3M Scott Universal Mobile App's every 9 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.

SHO ships an update every 2 months, 3M Scott Universal Mobile App every 9 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SHO | 3M Scott Universal Mobile App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (13 ratings)](https://appshunter.io/ios/app/sho-flow/id1447418345/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | Free | — |
| Size | 145 MB | 29 MB |
| Requires iOS | 14.2 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Task Force Tips](https://appshunter.io/developer/1447418344) | [3M Company](https://appshunter.io/developer/396772465) |

## What reviewers say

### SHO

[App page](https://appshunter.io/ios/app/sho-flow/id1447418345)

This app assists firefighters in calculating water flow rates, pump discharge pressures, and nozzle reactions. It can be used with a Bluetooth flow meter or as a standalone calculator with established fire flow formulas. Educational videos on water flow are also included.

**Highlights:** Calculate fire hose flow rates, Determine pump discharge pressures, Calculate nozzle reaction, Perform NFPA 1962 nozzle flow tests, Standalone water flow calculator, Water flow education videos

**Features:** macOS Compatibility

**In-app purchases:** none


### 3M Scott Universal Mobile App

[App page](https://appshunter.io/ios/app/3m-scott-universal-mobile-app/id6698846446)

**In-app purchases:** none


## Frequently asked questions

### Is SHO free?

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

### Is 3M Scott Universal Mobile App free?

3M Scott Universal Mobile App is free to download, with no in-app purchases.

### Do SHO or 3M Scott Universal Mobile App have ads?

Neither SHO nor 3M Scott Universal Mobile App shows ads.

### Which is updated more often, SHO or 3M Scott Universal Mobile App?

SHO ships an update every 2 months, and 3M Scott Universal Mobile App every 9 months. Most recently, SHO was updated on October 24, 2026 and 3M Scott Universal Mobile App on October 25, 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.*