# DOT Chart 17 vs CFR AI

The clearest difference is rating: CFR AI at 5.0 against DOT Chart 17's 2.3. CFR AI also leads on update cadence (every 9 days vs every 10 months). DOT Chart 17's advantage is in-app purchases (none vs 4) and ratings volume (3 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. CFR AI sells 4 in-app purchases, starting at $0.99 per 7 days. DOT Chart 17 asks for nothing beyond the download.

CFR AI holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

DOT Chart 17 ships an update every 10 months, CFR AI every 9 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DOT Chart 17 | CFR AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/dot-chart-17/id1245251292/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cfr-ai-title-49/id6502741519/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 9 days** |
| Monetization | **Free** | Subscription |
| Size | 20 MB | 13 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820) | [SmerDev Studio LLC](https://appshunter.io/developer/1732547078) |

## 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, Vision Pro support

**In-app purchases:** none


### CFR AI

[App page](https://appshunter.io/ios/app/cfr-ai-title-49/id6502741519)

This app provides instant, accurate answers to complex transportation regulations. Powered by advanced AI, it offers an interactive chat experience for professionals in logistics and compliance. Features include note-taking, calendar integration, and easy copying of information.

**Highlights:** AI-powered Q&A on Title 49, GPT-4o technology, Instant, accurate answers, Interactive chatbot, Notes, calendar, and reminders, Copy and paste functionality

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $3.99 | per month |
| Bi Annual | $23.99 | per 6 months |
| Annual | $45.99 | per year |


## Frequently asked questions

### Is DOT Chart 17 free?

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

### Is CFR AI free?

CFR AI is free to download, with in-app purchases available.

### Which has better reviews, DOT Chart 17 or CFR AI?

CFR AI is rated higher. DOT Chart 17 averages 2.3 out of 5 from 3 ratings, while CFR AI averages 5.0 from 1 ratings.

### Do DOT Chart 17 or CFR AI have ads?

Neither DOT Chart 17 nor CFR AI shows ads.

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

DOT Chart 17 ships an update every 10 months, and CFR AI every 9 days. Most recently, DOT Chart 17 was updated on October 24, 2026 and CFR AI on October 15, 2026.

---

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