213+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our ag phd field guide list covers 213+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 2.5★ (8) | No | No | May 2026 |
| 2 |  | Free | 3.2★ (25) | No | No | Jul 2026 |
| 3 |  | Free | 1.6★ (13) | No | No | May 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | 4.0★ (4) | No | No | May 2026 |
| 6 |  | Free | 4.0★ (1) | No | No | May 2026 |
| 7 |  | Free | 3.8★ (5) | No | No | May 2026 |
| 8 |  | Free | 5.0★ (1) | No | No | May 2026 |
Identify common weeds and insects in your fields with detailed photos and control recommendations. Access the latest agronomy information and educational content to improve your farming practices.
Plan your farm's fertilizer applications with this reference tool. Select your crop and desired yield to determine the necessary vital nutrients. Save and email results for future planning.
This app streamlines soil sampling with an easy step process, providing fast lab results and personalized recommendations from experts. It offers aerial imagery maps and unlimited access to precision ag specialists, allowing you to test any acreage with a pay-as-you-go model.
Identify crop fertility issues with this reference app. Browse by nutrient type or visually match crop symptoms to find solutions. Aids growers in making informed fertility decisions for their fields.
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.
This app helps users diversify pest control by browsing herbicides, insecticides, and fungicides. It provides access to active ingredients, labels, and safety documentation, along with Group numbers for planning applications and building effective year-round programs while minimizing resistance risks.
This reference app offers a comprehensive guide to soybean diseases found in the US and Canada. It focuses on helping users diagnose these issues directly in the field.
This app simplifies nozzle selection for agricultural equipment. It provides tailored suggestions based on chemical company, chemical name, and label application information. Users can adjust application rate, speed, and nozzle spacing for enhanced precision.
This app helps farmers estimate crop loss after harvest. Users input ground counts of seeds or kernels in a square foot, and the app calculates losses in bushels and pounds per acre.
This app helps corn and wheat growers calculate Growing Degree Units (GDUs) for their crops. It provides daily temperature and GDU data, and can send push notifications about potential field issues based on crop growth stages.
Stream exclusive content dedicated to agriculture, featuring insights from farmers, researchers, and industry leaders. Access educational videos on agronomy, crop health, and equipment to advance agricultural education.
This app assists with field drainage projects by calculating tile supply needs. It helps determine acres drained, required pipe size, and total pipe length for single and dual wall tile.
Easily estimate land and field areas using GPS coordinates. Calculate distances between points and get results in multiple units. Premium features include saving measurements, adding notes, attaching photos, and calculating prices.
Identify plants by taking photos with your smartphone. Contribute to a global citizen science project to understand and preserve plant biodiversity. Recognizes thousands of wild and cultivated species.
Access comprehensive crop protection product information from major manufacturers. Features include customized searches, automatic label change notifications, and detailed data on PHI, REI, RUP, WPS, Hazmat, PPE, and DOT.
This app provides crop advisors and growers with precision agronomy and compliance tools. It offers seamless, real-time data syncing and offline capabilities for field-based productivity. Manage grower, farm, and field records, map boundaries, and conduct field scouting and sampling.
This farm app helps users quickly calculate the correct amounts of chemicals needed for spraying crops. It allows for custom chemical entries and provides detailed mixing instructions for full and partial loads based on acreage and tank size.
Access commodity markets, news, and weather updates from your mobile device. Stay informed with the latest agricultural information throughout the day, no matter where you are.