# SHO vs Premier Installation Workflow

The clearest difference is iOS requirement: SHO at 14.2 against Premier Installation Workflow's 16.0. On price, update cadence, ads and in-app purchases 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, Premier Installation Workflow every 5 weeks. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SHO | Premier Installation Workflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (12 ratings)](https://appshunter.io/ios/app/sho-flow/id1447418345/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 145 MB | 37 MB |
| Requires iOS | **14.2** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Task Force Tips](https://appshunter.io/developer/1447418344) | [SiriusLink](https://appshunter.io/developer/973308918) |

## 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


### Premier Installation Workflow

[App page](https://appshunter.io/ios/app/premier-installation-workflow/id6751362821)

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

**In-app purchases:** none


## Frequently asked questions

### Is SHO free?

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

### Is Premier Installation Workflow free?

Premier Installation Workflow is free to download, with no in-app purchases.

### Do SHO or Premier Installation Workflow have ads?

Neither SHO nor Premier Installation Workflow shows ads.

### Which is updated more often, SHO or Premier Installation Workflow?

SHO ships an update every 2 months, and Premier Installation Workflow every 5 weeks. Most recently, SHO was updated on September 27, 2026 and Premier Installation Workflow 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.*