# Citrus ID vs DOI Ethics

The clearest difference is rating: DOI Ethics at 5.0 against Citrus ID's 2.0. DOI Ethics also leads on update cadence (every 3 months vs every 10 months). Citrus ID's advantage is iOS requirement (10.0 vs 18.6). 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.

DOI Ethics holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Citrus ID ships an update every 10 months, DOI Ethics every 3 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Citrus ID | DOI Ethics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/citrus-id/id819038986/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/doi-ethics/id1498505971/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 341 MB | 79 MB |
| Requires iOS | **10.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [United States Department of Agriculture-APHIS](https://appshunter.io/developer/511305053) | [U.S. Department of the Interior](https://appshunter.io/developer/1498505970) |

## What reviewers say

### Citrus ID

[App page](https://appshunter.io/ios/app/citrus-id/id819038986)

This application helps identify citrus pests and diseases found on various plant species. It focuses on the citrus family (Rutaceae) and is designed for those working in citrus orchards, gardens, or conducting pest surveys.

**Highlights:** Citrus pest and disease identification, Focus on Rutaceae family, Aids orchard and garden surveys, Identifies to cultivar group level, Includes original illustrations and photography

**Features:** macOS Compatibility

**In-app purchases:** none


### DOI Ethics

[App page](https://appshunter.io/ios/app/doi-ethics/id1498505971)

This app offers clear summaries of federal ethics rules and regulations for DOI employees. It includes interactive videos, resources, and a section for completing and submitting DOI-related forms, ensuring easy access to important information.

**Highlights:** Up-to-date federal ethics rules, Summaries of ethics laws, Interactive videos, Handy resources, Forms and Reporting section

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

**In-app purchases:** none


## Frequently asked questions

### Is Citrus ID free?

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

### Is DOI Ethics free?

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

### Which has better reviews, Citrus ID or DOI Ethics?

DOI Ethics is rated higher. Citrus ID averages 2.0 out of 5 from 1 ratings, while DOI Ethics averages 5.0 from 1 ratings.

### Do Citrus ID or DOI Ethics have ads?

Neither Citrus ID nor DOI Ethics shows ads.

### Which is updated more often, Citrus ID or DOI Ethics?

Citrus ID ships an update every 10 months, and DOI Ethics every 3 months. Most recently, Citrus ID was updated on November 1, 2026 and DOI Ethics on November 3, 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.*