MFA Agronomy Guide vs Corn Diseases
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MFA Agronomy Guide
This digital guide provides essential agronomic information for various crop markets, including corn, soybeans, and wheat. It offers insights from professional agronomists to assist customers with their agricultural needs.
- Digital agronomy guide
- Information on corn, milo, wheat, soybeans, rice, cotton, and pasture markets
- Insights from professional agronomists
- Essential agricultural resource
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Each year, the professional agonomists at MFA Incorporated publish the MFA Agronomy Guide, a publication our customers call "essential." The guide includes offerings for corn, milo, wheat, soybeans, rice, cotton and pasture markets. This App is the MFA Agronomy Guide gone digital. We hope you like it.
Corn Diseases
This app offers a comprehensive guide to common corn diseases found in the US and Canada. It focuses on practical, in-field diagnosis to help users identify and understand various crop ailments.
- Overview of US and Canada corn diseases
- Emphasis on field diagnosis
- Practical identification tools
- Crop ailment information
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Provides an overview of the corn diseases that occur in the US and Canada, with an emphasis on diagnosing diseases in the field.
Screenshots
Verdict
The clearest difference is update cadence: MFA Agronomy Guide at every 2 months against Corn Diseases's every 15 months. MFA Agronomy Guide also leads on ratings volume (7 vs 1). Corn Diseases's advantage is rating (4.0 vs 3.6) and iOS requirement (8.1 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Corn Diseases holds the better App Store score, 4.0 against 3.6. That said, the two scores are not equally well evidenced: MFA Agronomy Guide has 7 ratings behind it against 1, so its average is the more settled of the two.
MFA Agronomy Guide ships an update every 2 months, Corn Diseases every 15 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.
| Parameter | MFA Agronomy Guide | Corn Diseases |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (7 ratings) | 4.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 2 months — better | Every 15 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 8.1 — better |
| Further details — not scored | ||
| Size | 107 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | MFA Incorporated | Ag PhD |
Customer experience
MFA Agronomy Guide
Corn Diseases
In-app purchases
MFA Agronomy Guide
No in-app purchases
Corn Diseases
No in-app purchases
