# Greenway Scanner vs Dyna

The clearest difference is update cadence: Greenway Scanner at every 2 months against Dyna's every 9 months. Greenway Scanner also leads on iOS requirement (11.0 vs 15.1). 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.

Greenway Scanner ships an update every 2 months, Dyna every 9 months. The most recent releases landed on October 26, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Greenway Scanner | Dyna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dyna-gro-seed/id6446418205/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | — | Free |
| Size | 49 MB | 15 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Foresight Intelligence, Inc](https://appshunter.io/developer/641430460) | [Nutrien AG Solutions, Inc.](https://appshunter.io/developer/516392831) |

## What reviewers say

### Greenway Scanner

[App page](https://appshunter.io/ios/app/greenway-scanner/id883089228)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dyna

[App page](https://appshunter.io/ios/app/dyna-gro-seed/id6446418205)

This app helps calculate seeding rates, calibrate rice drills, and determine seed spacing for agricultural purposes. It provides essential tools for efficient crop planting and management.

**Highlights:** Seeding rate calculation, Rice drill calibration, Seed spacing calculation, Agricultural planting tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Greenway Scanner free?

Greenway Scanner is free to download, with no in-app purchases.

### Is Dyna free?

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

### Do Greenway Scanner or Dyna have ads?

Neither Greenway Scanner nor Dyna shows ads.

### Which is updated more often, Greenway Scanner or Dyna?

Greenway Scanner ships an update every 2 months, and Dyna every 9 months. Most recently, Greenway Scanner was updated on October 26, 2026 and Dyna on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*