# Seed1st vs Dyna

The clearest difference is ads: Dyna at none against Seed1st's shown. Dyna also leads on monetization model (free vs ad-supported). Seed1st's advantage is update cadence (every 3 months vs every 9 months) and iOS requirement (11.0 vs 15.1). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Seed1st against 5.0 for Dyna. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Seed1st ships an update every 3 months, Dyna every 9 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Seed1st | Dyna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/seed1st/id1581804255/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/dyna-gro-seed/id6446418205/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 9 months |
| Monetization | Ad-supported | **Free** |
| Size | 245 MB | 15 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [AgReliant Genetics, LLC](https://appshunter.io/developer/533904332) | [Nutrien AG Solutions, Inc.](https://appshunter.io/developer/516392831) |

## What reviewers say

### Seed1st

[App page](https://appshunter.io/ios/app/seed1st/id1581804255)

This app helps corn and soybean growers create personalized, data-driven seed plans for their fields. It combines grower goals with agronomist ratings to provide comprehensive recommendations, integrating location-based soil and weather data for automated product suggestions.

**Highlights:** Personalized seed plans, Data-driven recommendations, Field-specific planning, Integrated soil and weather data, Agronomist product ratings, Seamless ordering via OrderUP

**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 Seed1st free?

Seed1st is free to download, with no in-app purchases.

### Is Dyna free?

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

### Which has better reviews, Seed1st or Dyna?

Seed1st and Dyna are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Seed1st or Dyna have ads?

Seed1st shows ads; Dyna does not.

### Which is updated more often, Seed1st or Dyna?

Seed1st ships an update every 3 months, and Dyna every 9 months. Most recently, Seed1st was updated on November 3, 2026 and Dyna on November 3, 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.*