# Pipeline Info Mgmt Mapping vs Decon Field Guide

The clearest difference is monetization model: Pipeline Info Mgmt Mapping at free against Decon Field Guide's ad-supported. Decon Field Guide's advantage is ratings volume (8 vs 2). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Pipeline Info Mgmt Mapping against 4.6 for Decon Field Guide. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pipeline Info Mgmt Mapping | Decon Field Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/pipeline-info-mgmt-mapping/id1191673181/reviews) | **[4.6 (8 ratings)](https://appshunter.io/ios/app/decon-field-guide/id1388378944/reviews)** |
| Number of ratings | 2 | **8** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 29 MB | 74 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820) | [First Line Technology](https://appshunter.io/developer/1388378943) |

## What reviewers say

### Pipeline Info Mgmt Mapping

[App page](https://appshunter.io/ios/app/pipeline-info-mgmt-mapping/id1191673181)

This app provides access to hazardous liquid and gas transmission pipeline data, including LNG plants and breakout tanks. It allows authorized users to view spatial locations, query information, and measure distances. Data is for reference only and cannot be downloaded.

**Highlights:** View pipeline spatial locations, Access attribute information, Locate pipelines near current position, Query pipeline data, Measure distances, Email map screen captures

**In-app purchases:** none


### Decon Field Guide

[App page](https://appshunter.io/ios/app/decon-field-guide/id1388378944)

This reference app provides quick and efficient decontamination methods for hundreds of threats. It features a classic Threat Index, pictorial instructions, and an in-app dwell timer to guide users through mission execution. Designed for approved users, it aims to make anyone an instant decontamination expert.

**Highlights:** Threat Index for decontamination methods, Pictorial instructions, In-app dwell timer, Covers hundreds of threats, Designed for approved users

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipeline Info Mgmt Mapping free?

Pipeline Info Mgmt Mapping is free to download, with no in-app purchases.

### Is Decon Field Guide free?

Decon Field Guide is free to download, with no in-app purchases.

### Which has better reviews, Pipeline Info Mgmt Mapping or Decon Field Guide?

Decon Field Guide is rated higher. Pipeline Info Mgmt Mapping averages 4.5 out of 5 from 2 ratings, while Decon Field Guide averages 4.6 from 8 ratings.

### Do Pipeline Info Mgmt Mapping or Decon Field Guide have ads?

Neither Pipeline Info Mgmt Mapping nor Decon Field Guide shows ads.

### Which is updated more often, Pipeline Info Mgmt Mapping or Decon Field Guide?

Pipeline Info Mgmt Mapping ships an update every 2 months, and Decon Field Guide every 2 months. Most recently, Pipeline Info Mgmt Mapping was updated on October 10, 2026 and Decon Field Guide 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.*