Growing Degree Days Calculator vs LeafTech Ag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Growing Degree Days Calculator
Calculate growing degree days for various crops using your zip code to retrieve temperature data. This tool aids producers in winter wheat and canola management strategies, offering cumulative GDD calculations for multiple crops.
- Growing Degree Day calculation
- Crop-specific GDD tracking
- Temperature data retrieval via zip code
- Supports winter wheat and canola
- Cumulative GDD calculator
- Sensor Based Nitrogen Management support
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This application is designed for winter wheat and winter canola producers outside of Oklahoma to use to calculate the number of growing days since the crop was planted (GDD>0). This calculation can be used for Sensor Based Nitrogen Management strategies that utilize the GreenSeeker Sensor and N-Rich Strip. Also included in this application is a cumulative Growing Degree Day (GDD) calculator. Crops included in this calculator are: Wheat, Grass hay, Alfalfa, Corn, Cotton, Peanut, Sorghum, and Soybean. The application uses user zip code to identify where temperature data is collected from.
LeafTech Ag
This application serves as an interface for a specific agricultural scanner. It allows users to connect with and operate the scanner for its intended agricultural functions.
- Scanner interfacing
- Agricultural data management
- Device connectivity
- Utility functions
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The app used to interface with a Leaftech Ag scanner
Screenshots
Verdict
The clearest difference is rating: LeafTech Ag at 5.0 against Growing Degree Days Calculator's 1.0. LeafTech Ag also leads on update cadence (every 2 months vs every 44 months). Growing Degree Days Calculator's advantage is ratings volume (3 vs 1) and iOS requirement (12.2 vs 18). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
LeafTech Ag holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Growing Degree Days Calculator ships an update every 44 months, LeafTech Ag every 2 months. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.
| Parameter | Growing Degree Days Calculator | LeafTech Ag |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 44 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.2 — better | 18 |
| Further details — not scored | ||
| Size | 6 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Oklahoma State University | John Mascoe |
Customer experience
Growing Degree Days Calculator
LeafTech Ag
In-app purchases
Growing Degree Days Calculator
No in-app purchases
LeafTech Ag
No in-app purchases
Questions
Is Growing Degree Days Calculator free?
Is LeafTech Ag free?
Which has better reviews, Growing Degree Days Calculator or LeafTech Ag?
Do Growing Degree Days Calculator or LeafTech Ag have ads?
Which is updated more often, Growing Degree Days Calculator or LeafTech Ag?
Other comparisons
