# Cargo Decoder Plus vs Army Engineer Guide

The clearest difference is review sentiment: Cargo Decoder Plus at 71% against Army Engineer Guide's 33%. Cargo Decoder Plus also leads on update cadence (monthly vs every 3 months). Army Engineer Guide's advantage is price ($0.99 vs $1.99) and iOS requirement (12.0 vs 16.6). On ads, in-app purchases, monetization model and device support there is nothing between them.

Cargo Decoder Plus costs $1.99 and Army Engineer Guide $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cargo Decoder Plus ships an update monthly, Army Engineer Guide every 3 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Cargo Decoder Plus | Army Engineer Guide |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/cargo-decoder-plus/id520387030/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | **71.4% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 28 MB | 38 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Strategies In Software](https://appshunter.io/developer/520387033) | [Polemics Applications LLC](https://appshunter.io/developer/482504032) |

## What reviewers say

### Cargo Decoder Plus

[App page](https://appshunter.io/ios/app/cargo-decoder-plus/id520387030)

Instantly identify hazardous materials by their 4-digit DOT placard number. Access comprehensive safety information from multiple Emergency Response Guidebook editions, even offline. Quickly search by number or material name for critical details.

**Highlights:** Identify materials by DOT placard number, Access ERG 2024, 2020, 2016, 2012 editions, Search by UN/NA placard number or material name, View protective distance and toxic inhalation hazards, Offline access, no network required, Learn about GHS classification and labeling

**Features:** Vision Pro support

**In-app purchases:** none


### Army Engineer Guide

[App page](https://appshunter.io/ios/app/army-engineer-guide/id564946784)

This app provides essential engineering tools and references for military engineers. It offers unit converters, construction calculators, and planning resources designed for offline use in the field. Access field manuals and helpful links without ads or subscriptions.

**Highlights:** Unit Converters (Metric/US/Military), Construction Calculators (Concrete, Lumber, Excavation, Sandbag), Range Finder, Customizable Packing Lists, Field Notes Journal, Offline Access to Field References

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cargo Decoder Plus free?

Cargo Decoder Plus costs $1.99, with no in-app purchases.

### Is Army Engineer Guide free?

Army Engineer Guide costs $0.99, with no in-app purchases.

### Do Cargo Decoder Plus or Army Engineer Guide have ads?

Neither Cargo Decoder Plus nor Army Engineer Guide shows ads.

### Which is updated more often, Cargo Decoder Plus or Army Engineer Guide?

Cargo Decoder Plus ships an update monthly, and Army Engineer Guide every 3 months. Most recently, Cargo Decoder Plus was updated on November 6, 2026 and Army Engineer Guide on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*