# Corn Diseases vs Moin Persian Dictionary

The clearest difference is price: Corn Diseases at Free against Moin Persian Dictionary's $2.99. Corn Diseases also leads on iOS requirement (8.1 vs 13.0). Moin Persian Dictionary's advantage is rating (4.5 vs 4.0) and ratings volume (4 vs 1). On update cadence, ads, in-app purchases and device support there is nothing between them.

Corn Diseases is free to download; Moin Persian Dictionary costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Moin Persian Dictionary holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Corn Diseases ships an update every 15 months, Moin Persian Dictionary every 20 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Corn Diseases | Moin Persian Dictionary |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/corn-diseases/id1128686990/reviews) | **[4.5 (4 ratings)](https://appshunter.io/ios/app/moin-persian-dictionary/id1257193280/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 15 months** | Every 20 months |
| Monetization | **Free** | Paid |
| Size | 16 MB | 11 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ag PhD](https://appshunter.io/developer/520210329) | [Farzad Rashvand](https://appshunter.io/developer/348590165) |

## What reviewers say

### Corn Diseases

[App page](https://appshunter.io/ios/app/corn-diseases/id1128686990)

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.

**Highlights:** Overview of US and Canada corn diseases, Emphasis on field diagnosis, Practical identification tools, Crop ailment information

**Features:** macOS Compatibility

**In-app purchases:** none


### Moin Persian Dictionary

[App page](https://appshunter.io/ios/app/moin-persian-dictionary/id1257193280)

This app provides access to a comprehensive Persian dictionary compiled by Dr. Mohammad Moin. It draws from a vast collection of research and offers detailed linguistic information. The dictionary is a valuable resource for scholars and language enthusiasts.

**Highlights:** Extensive Persian vocabulary, Based on Dr. Mohammad Moin's research, Detailed linguistic information, Resource for scholars, Valuable for language enthusiasts

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

**In-app purchases:** none


## Frequently asked questions

### Is Corn Diseases free?

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

### Is Moin Persian Dictionary free?

Moin Persian Dictionary costs $2.99, with no in-app purchases.

### Which has better reviews, Corn Diseases or Moin Persian Dictionary?

Moin Persian Dictionary is rated higher. Corn Diseases averages 4.0 out of 5 from 1 ratings, while Moin Persian Dictionary averages 4.5 from 4 ratings.

### Do Corn Diseases or Moin Persian Dictionary have ads?

Neither Corn Diseases nor Moin Persian Dictionary shows ads.

### Which is updated more often, Corn Diseases or Moin Persian Dictionary?

Corn Diseases ships an update every 15 months, and Moin Persian Dictionary every 20 months. Most recently, Corn Diseases was updated on October 24, 2026 and Moin Persian Dictionary 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.*