# Farm Tools > Farm utility app for calculating yield, capacity, rates, and measurements. (iPhone/iPad app by Greg Maendel.) - Source: https://appshunter.io/ios/app/farm-tools/id507756976 (this page in markdown: same URL + `.md`) - Developer: [Greg Maendel](https://appshunter.io/developer/507756979) - Category: Utilities, Productivity - Price: $0.99 - Rating: 5.00/5 from 2 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 26.0 · 3 MB - Languages: American English - Released: 2012-03-15 - Data updated: 2026-09-01 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/farm-tools/id507756976/reviews.md ## What is Farm Tools? Farm Tools Farm Tools is the essential calculator app for farmers, agronomists, and anyone who works the land. Built for speed and simplicity, it puts the math you do every day right in your pocket. Estimated Yield Estimate corn yield before harvest using the ear-count method. Enter row spacing and kernel counts from sample ears and get an instant bushels-per-acre estimate. Bin Capacity Calculate grain bin storage in bushels. Enter the bin diameter and wall height and the app accounts for the cone at the base for an accurate total. Sprayer Calculators Dial in your application rates on the fly. Calculate injection rate, volume required, and gallons per hour — enter any two known values and get the third instantly. Ohm's Law Solve voltage, current, resistance, and wattage calculations in the field. Enter any two values and the other two are solved automatically — handy for electric fencing, sensors, and equipment wiring. Pulley / Drive Calculate pulley RPM and sheave sizes for belt-driven equipment. Enter any three values and the unknown is solved for you. Tank Volume Find the volume of round or square tanks in gallons. Supports cylinders, horizontal tanks, and rectangular containers. Field Coverage Calculate field area in acres from length and width. Great for estimating product needed and tracking coverage. GPS Location View your current coordinates and position on a map. Useful for recording field locations, fence corners, and equipment positions. Yield Calculator A quick general-purpose yield and harvest calculator. Clean, fast, and works offline. No subscriptions. No ads. ## Key features - Corn Yield Calculation - Grain Bin Capacity - Chemigation Rates - Pulley Size & Motor RPM - Tank Volume - Area Measurement - GPS Location ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/farm-tools/id507756976/reviews.md ### 5/5 — gregfanclub hoot hoot *2014-12-29* Great app, good family fun, two very enthusiastic thumbs up. ### 5/5 — Best app ever *2014-12-21* LOVE ### 1/5 — ): no bushel conversions :( *2012-04-18* Plz in the future updates could you add bushel and other measure conversions ### 5/5 — Wonderful!! *2012-03-19* Thrilled with this App!! Wonderful job Mr.Maendel! ### 5/5 — WOW *2012-03-17* Great app ### 5/5 — Great App! Must buy!! *2012-03-16* Its everything I've ever wanted! Annd all for only $0.99, Thanks Mr. Maendel! ## Frequently asked questions about Farm Tools ### What are the main features of Farm Tools? Farm Tools helps farmers calculate corn yield, grain bin capacity, chemigation rates, pulley size, motor RPM, tank volume, and area. It also provides GPS location access. ### How much does Farm Tools cost? Farm Tools is a paid app, priced at $0.99. ### What devices does Farm Tools support? Farm Tools is available for Mac, iPhone, and iPod devices. ### What is the age rating for Farm Tools? Farm Tools has an age rating of 4+, making it suitable for a wide range of users. ### When was Farm Tools last updated? The latest version of Farm Tools was released on February 24, 2021. ### What is the user feedback on Farm Tools? Farm Tools has received excellent user feedback, holding a perfect 5.0-star rating from 2 reviews. ### Does Farm Tools have ads? The provided data does not specify if Farm Tools contains advertisements. ### Can I suggest improvements for Farm Tools? Yes, the developer encourages users to email feedback and suggestions for Farm Tools. ## Version history (last 5 releases) ### 3.0 — 2026-04-29 rebuilt with Liquid Glass UI. Bug fixes. ### 2.5 — 2021-02-24 Bug fixes and Performance improvements. ### 2.2 — 2015-01-21 added Latitude, Longitude and accuracy of current Location. ### 2.1 — 2014-11-09 Optimized for iOS 8. Totally re-written from the ground up. UI Enhancements. ### 2.0 — 2014-11-05 Designed for iOS8. Totally re-written from the ground up. ## Apps similar to Farm Tools | App | Rating | Price | Category | | --- | --- | --- | --- | | [AgriTools](https://appshunter.io/ios/app/agritools/id943541796) | 5.0 (2) | Free | Utilities | | [Visual Stair Calc](https://appshunter.io/ios/app/visual-stair-calc/id1174978871) | 1.0 (2) | Free | Utilities | | [Bending Sheet Metal](https://appshunter.io/ios/app/bending-sheet-metal/id1440030057) | 2.3 (3) | Free | Utilities | | [Surveying Pro](https://appshunter.io/ios/app/surveying-pro/id1189271582) | 1.0 (3) | $4.99 | Utilities | | [Screw-Designer Basic](https://appshunter.io/ios/app/screw-designer-basic/id965651487) | — | Free | Utilities | | [Pulley Calculator](https://appshunter.io/ios/app/pulley-calculator/id1388205210) | 3.7 (34) | $2.99 | Utilities | ## More apps by Greg Maendel - [HMI Viewer](https://appshunter.io/ios/app/hmi-viewer/id1261910446) - [HMI Editor](https://appshunter.io/ios/app/hmi-editor/id1261910661) - [Rite Control PLC](https://appshunter.io/ios/app/rite-control-plc/id6768149545) - [TypeCalculator](https://appshunter.io/ios/app/typecalculator/id6783970060) All apps by Greg Maendel: https://appshunter.io/developer/507756979 ## Related topics [farming tools](https://appshunter.io/ios/topics/farming-tools) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*