# Federal Noxious Weeds Key vs USDA Ethics

The clearest difference is review sentiment: USDA Ethics at 100% against Federal Noxious Weeds Key's 0%. USDA Ethics also leads on rating (5.0 vs 1.0) and update cadence (every 4 months vs every 10 months). Federal Noxious Weeds Key's advantage is iOS requirement (13.1 vs 18.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

USDA Ethics holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 0% of Federal Noxious Weeds Key's written reviews are positive against 100% of USDA Ethics's.

Federal Noxious Weeds Key ships an update every 10 months, USDA Ethics every 4 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Federal Noxious Weeds Key | USDA Ethics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/federal-noxious-weeds-key/id819013797/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/usda-ethics/id1230087696/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 48 MB | 67 MB |
| Requires iOS | **13.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [United States Department of Agriculture-APHIS](https://appshunter.io/developer/511305053) | [United States Department of Agriculture](https://appshunter.io/developer/1481104128) |

## What reviewers say

### Federal Noxious Weeds Key

[App page](https://appshunter.io/ios/app/federal-noxious-weeds-key/id819013797)

This app provides interactive keys for identifying federal noxious weed angiosperm disseminules. It's designed for officials at U.S. ports and useful for seed professionals and anyone interested in noxious weed identification.

**Highlights:** Interactive identification keys, Focus on angiosperm disseminules, Designed for U.S. port officials, Useful for seed professionals, Covers grasses, legumes, and other families

**Features:** macOS Compatibility

**In-app purchases:** none


### USDA Ethics

[App page](https://appshunter.io/ios/app/usda-ethics/id1230087696)

This app offers federal employees, particularly USDA staff, concise summaries of ethics rules and Hatch Act regulations. It features an organized Ethics Library, a video library with ten short educational videos, and a Resources section to connect with ethics advisors.

**Highlights:** Federal ethics rules summaries, Hatch Act limitations, Organized Ethics Library, Ethics Video Library, Contact Ethics advisors, Resource section

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

**In-app purchases:** none


## Frequently asked questions

### Is Federal Noxious Weeds Key free?

Federal Noxious Weeds Key is free to download, with no in-app purchases.

### Is USDA Ethics free?

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

### Which has better reviews, Federal Noxious Weeds Key or USDA Ethics?

USDA Ethics is rated higher. Federal Noxious Weeds Key averages 1.0 out of 5 from 1 ratings, while USDA Ethics averages 5.0 from 4 ratings.

### Do Federal Noxious Weeds Key or USDA Ethics have ads?

Neither Federal Noxious Weeds Key nor USDA Ethics shows ads.

### Which is updated more often, Federal Noxious Weeds Key or USDA Ethics?

Federal Noxious Weeds Key ships an update every 10 months, and USDA Ethics every 4 months. Most recently, Federal Noxious Weeds Key was updated on October 24, 2026 and USDA Ethics on October 14, 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.*