# Quick Commodities vs Corn Diseases

The clearest difference is in-app purchases: Corn Diseases at none against Quick Commodities's 6. Corn Diseases also leads on iOS requirement (8.1 vs 15.0). Quick Commodities's advantage is update cadence (fortnightly vs every 15 months) and ratings volume (505 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Quick Commodities sells 6 in-app purchases, starting at $2.99 per month. Corn Diseases asks for nothing beyond the download.

Quick Commodities holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Quick Commodities has 505 ratings behind it against 1, so its average is the more settled of the two.

Quick Commodities ships an update fortnightly, Corn Diseases every 15 months. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Quick Commodities | Corn Diseases |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (505 ratings)](https://appshunter.io/ios/app/quick-commodities/id1074532887/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/corn-diseases/id1128686990/reviews) |
| Number of ratings | **505** | 1 |
| Positive reviews | 24.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 15 months |
| Monetization | Subscription | **Free** |
| Size | 8 MB | 16 MB |
| Requires iOS | 15.0 | **8.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Armchair Engineering](https://appshunter.io/developer/398901339) | [Ag PhD](https://appshunter.io/developer/520210329) |

## What reviewers say

### Quick Commodities

[App page](https://appshunter.io/ios/app/quick-commodities/id1074532887)

Access real-time and historical commodity prices for 15+ key markets. Track price changes with a simple, information-dense interface and customize your view with accent colors and widgets. Stay informed on market shifts with data spanning up to 36 months.

**Highlights:** Real-time commodity prices, Historical price data (1-36 months), 15+ common commodities tracked, Customizable accent colors, Widgets for quick access

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Legacy Quarterly | $7.99 | per 3 months |
| Legacy Half Yearly | $13.99 | per 6 months |
| Legacy Yearly | $24.99 | per year |
| Yearly | $24.99 | per year |
| Outright Unlock | $49.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive display
- 📊 Quick commodity price overview
- ⭐ Useful for daily price tracking
- 🎯 Focused on core functionality

**What reviewers complain about**

- 💰 Expensive subscription model ($35 lifetime, monthly fees)
- 🐌 Prices update infrequently (once daily, not real-time)
- 📉 Limited charting capabilities (3-month view maximum)
- 🔒 Paywall blocks most features immediately
- 💵 Misleading pricing in app description vs actual charges

**Reported bugs**

- App crashes on launch for Intel Mac Pro (Monterey 12.1)
- M1 Mac compatibility issues
- Subscription payment processed but app remains locked
- Widget options limited after update
- Graph settings/options don't function properly

**Requested features**

- Bitcoin and cryptocurrency support
- Real-time price updates
- Extended chart time frames (beyond 3 months)
- Milk/dairy commodity prices
- Silver price display


### 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


## Frequently asked questions

### Is Quick Commodities free?

Quick Commodities is free to download, with in-app purchases available.

### Is Corn Diseases free?

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

### Which has better reviews, Quick Commodities or Corn Diseases?

Quick Commodities is rated higher. Quick Commodities averages 4.3 out of 5 from 505 ratings, while Corn Diseases averages 4.0 from 1 ratings.

### Do Quick Commodities or Corn Diseases have ads?

Neither Quick Commodities nor Corn Diseases shows ads.

### Which is updated more often, Quick Commodities or Corn Diseases?

Quick Commodities ships an update fortnightly, and Corn Diseases every 15 months. Most recently, Quick Commodities was updated on September 26, 2026 and Corn Diseases on October 1, 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.*