# E4 Vision vs Valero CornNow

The clearest difference is update cadence: E4 Vision at every 6 weeks against Valero CornNow's every 5 months. E4 Vision also leads on iOS requirement (12 vs 16.0). 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.

E4 Vision ships an update every 6 weeks, Valero CornNow every 5 months. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | E4 Vision | Valero CornNow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/valero-cornnow/id1664596477/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | — | Free |
| Size | 38 MB | 5 MB |
| Requires iOS | **12** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [E4 Sons Company](https://appshunter.io/developer/723756772) | [Valero Marketing and Supply Company](https://appshunter.io/developer/1492501434) |

## What reviewers say

### E4 Vision

[App page](https://appshunter.io/ios/app/e4-vision/id1588289782)

**In-app purchases:** none


### Valero CornNow

[App page](https://appshunter.io/ios/app/valero-cornnow/id1664596477)

This app provides real-time harvest information for growers, connecting your farming operation to your Valero location. Manage your business with access to scale tickets, contracts, bids, futures, and the ability to make offers and sign contracts.

**Highlights:** Real-time harvest information, View current bids and market updates, Make offers to sell corn, Monitor CBOT prices, Electronically sign contracts, 24/7 access to contract and delivery info

**In-app purchases:** none


## Frequently asked questions

### Is E4 Vision free?

E4 Vision is free to download, with no in-app purchases.

### Is Valero CornNow free?

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

### Do E4 Vision or Valero CornNow have ads?

Neither E4 Vision nor Valero CornNow shows ads.

### Which is updated more often, E4 Vision or Valero CornNow?

E4 Vision ships an update every 6 weeks, and Valero CornNow every 5 months. Most recently, E4 Vision was updated on September 9, 2026 and Valero CornNow on September 8, 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.*