# USDA PPRL vs ToxicPlantIdentification

The clearest difference is update cadence: ToxicPlantIdentification at weekly against USDA PPRL's every 2 months. ToxicPlantIdentification also leads on iOS requirement (11.0 vs 15.0). 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.

USDA PPRL ships an update every 2 months, ToxicPlantIdentification weekly. The most recent releases landed on September 14, 2026 and February 16, 2026 respectively.

## The numbers

| Metric | USDA PPRL | ToxicPlantIdentification |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/usda-pprl/id6444455958/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | — |
| Size | 42 MB | 891 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Utah State University](https://appshunter.io/developer/408732147) | [Texas AgriLife Extension Service](https://appshunter.io/developer/445935232) |

## What reviewers say

### USDA PPRL

[App page](https://appshunter.io/ios/app/usda-pprl/id6444455958)

This app helps livestock owners identify poisonous plants to prevent animal loss. It provides a searchable database of toxic flora and allows users to report livestock poisonings to the research lab.

**Highlights:** Identify poisonous plants, Searchable plant database, Prevent livestock loss, Report livestock poisonings, Awareness of toxic flora

**Features:** macOS Compatibility

**In-app purchases:** none


### ToxicPlantIdentification

[App page](https://appshunter.io/ios/app/toxicplantidentification/id6504045882)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is USDA PPRL free?

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

### Is ToxicPlantIdentification free?

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

### Do USDA PPRL or ToxicPlantIdentification have ads?

Neither USDA PPRL nor ToxicPlantIdentification shows ads.

### Which is updated more often, USDA PPRL or ToxicPlantIdentification?

USDA PPRL ships an update every 2 months, and ToxicPlantIdentification weekly. Most recently, USDA PPRL was updated on September 14, 2026 and ToxicPlantIdentification on February 16, 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.*