# rInspector vs SHO

The clearest difference is update cadence: SHO at every 2 months against rInspector's every 5 months. SHO also leads on device support (3 vs 1). rInspector's advantage is iOS requirement (12.0 vs 14.2). On price, 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.

rInspector ships an update every 5 months, SHO every 2 months. The most recent releases landed on September 9, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | rInspector | SHO |
| --- | --- | --- |
| 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 5 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 5 MB | 145 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rival Solutions Inc.](https://appshunter.io/developer/968766793) | [Task Force Tips](https://appshunter.io/developer/1447418344) |

## What reviewers say

### rInspector

[App page](https://appshunter.io/ios/app/rinspector/id972750175)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is rInspector free?

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

### Is SHO free?

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

### Do rInspector or SHO have ads?

Neither rInspector nor SHO shows ads.

### Which is updated more often, rInspector or SHO?

rInspector ships an update every 5 months, and SHO every 2 months. Most recently, rInspector was updated on September 9, 2026 and SHO on June 2, 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.*