# DOT Chart 17 vs Hazcom

The clearest difference is review sentiment: Hazcom at 100% against DOT Chart 17's 0%. Hazcom also leads on rating (5.0 vs 2.3) and update cadence (monthly vs every 10 months). On price, ratings volume, 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.

Hazcom holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews point the same way: 0% of DOT Chart 17's written reviews are positive against 100% of Hazcom's.

DOT Chart 17 ships an update every 10 months, Hazcom monthly. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | DOT Chart 17 | Hazcom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/dot-chart-17/id1245251292/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/hazcom/id1449154081/reviews)** |
| Number of ratings | 3 | **5** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Monthly** |
| Monetization | Free | Free |
| Size | 20 MB | 19 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820) | [Media Monkey, LLC](https://appshunter.io/developer/971182196) |

## What reviewers say

### DOT Chart 17

[App page](https://appshunter.io/ios/app/dot-chart-17/id1245251292)

Access a full-color display of hazardous materials markings, labels, and placards. This app provides quick visual information and regulatory citations for shippers and carriers. It serves as a general guidance tool for hazardous materials regulations.

**Highlights:** Full-color display of markings, labels, and placards, Access to Hazardous Materials Regulations (HMR) citations, Quick visual information for shippers and carriers, Mobile access to DOT Chart-17, Guidance on 49 CFR Parts 171-180

**Features:** macOS Compatibility

**In-app purchases:** none


### Hazcom

[App page](https://appshunter.io/ios/app/hazcom/id1449154081)

This app provides essential safety knowledge for businesses, offering quick access to Safety Data Sheets, emergency contact information, and training resources. It simplifies compliance with OSHA requirements and promotes a safer workplace by digitizing critical safety documents.

**Highlights:** Safety Data Sheets, Poison Control Access, Safety Videos, Quick Reference Brochure, Safety Manual, Safety Training, Tips & Best Practices

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DOT Chart 17 free?

DOT Chart 17 is free to download, with no in-app purchases.

### Is Hazcom free?

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

### Which has better reviews, DOT Chart 17 or Hazcom?

Hazcom is rated higher. DOT Chart 17 averages 2.3 out of 5 from 3 ratings, while Hazcom averages 5.0 from 5 ratings.

### Do DOT Chart 17 or Hazcom have ads?

Neither DOT Chart 17 nor Hazcom shows ads.

### Which is updated more often, DOT Chart 17 or Hazcom?

DOT Chart 17 ships an update every 10 months, and Hazcom monthly. Most recently, DOT Chart 17 was updated on September 10, 2026 and Hazcom on June 1, 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.*