# PATT vs My AED

The clearest difference is update cadence: My AED at monthly against PATT's every 12 months. On price, ads, in-app purchases and device support there is nothing between them.

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

PATT ships an update every 12 months, My AED monthly. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PATT | My AED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/patt/id1435167768/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Free | — |
| Size | 3 MB | 103 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Federal Railroad Administration](https://appshunter.io/developer/643005217) | [久心医疗科技(苏州)有限公司](https://appshunter.io/developer/1822930768) |

## What reviewers say

### PATT

[App page](https://appshunter.io/ios/app/patt/id1435167768)

This app helps railroads and contractors determine if a qualifying accident has occurred that requires post-accident alcohol and drug testing under FRA regulations. It aids in quick decision-making and protects employee privacy by preventing erroneous tests.

**Highlights:** Determines qualifying accidents for testing, Aids in quick decision-making, Ensures compliance with FRA regulations, Protects employee privacy, Supports post-accident testing procedures

**Features:** macOS Compatibility

**In-app purchases:** none


### My AED

[App page](https://appshunter.io/ios/app/my-aed/id6752660479)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PATT free?

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

### Is My AED free?

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

### Do PATT or My AED have ads?

Neither PATT nor My AED shows ads.

### Which is updated more often, PATT or My AED?

PATT ships an update every 12 months, and My AED monthly. Most recently, PATT was updated on October 4, 2026 and My AED on October 24, 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.*