# Cargo Decoder Plus vs CAMEO Chemicals

The clearest difference is price: CAMEO Chemicals at Free against Cargo Decoder Plus's $1.99. CAMEO Chemicals also leads on ratings volume (26 vs 6) and iOS requirement (11.0 vs 16.6). Cargo Decoder Plus's advantage is update cadence (monthly vs every 15 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

CAMEO Chemicals is free to download; Cargo Decoder Plus costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.3 for Cargo Decoder Plus against 4.2 for CAMEO Chemicals. Both are backed by a comparable volume of ratings — 6 and 26 respectively. Written reviews split almost evenly too, at 71% and 71% positive.

Cargo Decoder Plus ships an update monthly, CAMEO Chemicals every 15 months. The most recent releases landed on September 14, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Cargo Decoder Plus | CAMEO Chemicals |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/cargo-decoder-plus/id520387030/reviews)** | [4.2 (26 ratings)](https://appshunter.io/ios/app/cameo-chemicals/id1151912682/reviews) |
| Number of ratings | 6 | **26** |
| Positive reviews | 71.4% of reviews | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 15 months |
| Monetization | Paid | **Free** |
| Size | 28 MB | 307 MB |
| Requires iOS | 16.6 | **11.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Strategies In Software](https://appshunter.io/developer/520387033) | [National Oceanic and Atmospheric Administration](https://appshunter.io/developer/583383075) |

## 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


### CAMEO Chemicals

[App page](https://appshunter.io/ios/app/cameo-chemicals/id1151912682)

Access a comprehensive database of hazardous chemical datasheets for emergency responders and planners. Get response recommendations, predict hazards like explosions or toxic fumes, and find information from multiple sources, all available offline.

**Highlights:** Search by name, CAS, or UN/NA number, Detailed chemical datasheets, Offline access to all data, Hazard prediction for chemical mixtures, Integration with external resources, ERG and CHRIS manual data

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cargo Decoder Plus free?

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

### Is CAMEO Chemicals free?

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

### Which has better reviews, Cargo Decoder Plus or CAMEO Chemicals?

Cargo Decoder Plus is rated higher. Cargo Decoder Plus averages 4.3 out of 5 from 6 ratings, while CAMEO Chemicals averages 4.2 from 26 ratings.

### Do Cargo Decoder Plus or CAMEO Chemicals have ads?

Neither Cargo Decoder Plus nor CAMEO Chemicals shows ads.

### Which is updated more often, Cargo Decoder Plus or CAMEO Chemicals?

Cargo Decoder Plus ships an update monthly, and CAMEO Chemicals every 15 months. Most recently, Cargo Decoder Plus was updated on September 14, 2026 and CAMEO Chemicals on September 15, 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.*