# Spray Guide

> Agricultural stewardship app for proper crop protection product mixing and spray logging. (iPhone/iPad app by Precision Laboratories, Inc..)

- Source: https://appshunter.io/ios/app/spray-guide/id539618335 (this page in markdown: same URL + `.md`)
- Developer: [Precision Laboratories, Inc.](https://appshunter.io/developer/417355584)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 3.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 19 MB
- Languages: American English
- Released: 2012-09-04
- Data updated: 2026-06-03
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/spray-guide/id539618335/reviews.md

## What is Spray Guide?

Spray Guide, from Plant Health Technologies, is an environmental stewardship app. It helps ensure applicators are mixing crop protection products in the proper sequence for uniform and safe applications. Following the proper mixing, sequence helps prevent product incompatibilities and can save applicators time and money by avoiding product loss and sprayer clean-out problems.
Spray Guide also captures product use rates and application information and conveniently maintains comprehensive, accurate Spray Logs for easy record keeping, which are compliant with Worker Protection Standards. Records can also include local weather, nozzle used and GPS field location.

KEY FEATURES 
• Mix Guide: receive a recommended mixing order based on the products selected 
• Mix Sheets: capture field size, spray volume, tank size and product use rates and receive per tank and per field volume requirements for accurate loading and easy documentation and compliance. 
• Spray Logs: allow you to conveniently record GPS location, time spent spraying and weather details. A notes section also allows for additional record keeping 
• EPA Number & Re-entry Interval: allows for compliance with Worker Protection Standards
Nozzle Selection: enhances records for label compliance
My Favorites: select your most-used products for easy access

## Key features

- Recommended mixing order
- Mix sheets for accurate loading
- Comprehensive spray logs
- EPA Number & Re-entry Interval tracking
- Nozzle selection for compliance
- Favorite products for quick access

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Spray Guide Weather Integration | $5.99 | one-time |



## Frequently asked questions about Spray Guide

### What is the mixing order recommendation in Spray Guide?

Spray Guide provides a recommended mixing order based on the specific crop protection products you select. This helps prevent product incompatibilities and ensures uniform application.

### How does Spray Guide help with compliance?

Spray Guide aids compliance with Worker Protection Standards by tracking EPA numbers, re-entry intervals, and maintaining accurate spray logs that can include location and weather data.

### Can I track my spray application details with Spray Guide?

Yes, Spray Guide allows you to record field size, spray volume, tank size, and product use rates. It calculates per-tank and per-field volume requirements for accurate documentation.

### What information can be included in Spray Logs?

Spray Logs in Spray Guide can conveniently record GPS location, time spent spraying, and local weather details. A notes section is also available for additional record keeping.

### Does Spray Guide have ads?

No, Spray Guide does not contain advertisements.

### What devices is Spray Guide available on?

Spray Guide is available for iPhone and iPod devices.

### How often is Spray Guide updated?

The latest version of Spray Guide is 4.6, last updated on May 10, 2019. Information on update frequency beyond this is not provided.

### What is the user rating for Spray Guide?

Spray Guide has a rating of 3.0 stars based on 3 user ratings.

## Version history (last 5 releases)

### 4.6 — 2019-05-10

Bug fixes.

### 4.5 — 2019-05-08

Bug Fixes

### 4.4 — 2019-05-04

Bug Fixes

### 4.3 — 2018-01-10

New Upgrade Features

- Bug fixes
- iOS 11 compatibility
- Performance Improvements

### 4.2 — 2017-10-23

New Upgrade Features

- Bug fixes and UI improvements
- Set up new username and password for enhanced security and availability of records within could backup
- EPA number and Re-entry Interval inputs for records that are compliant with Worker Protection Standards
- Air printing feature to print from device
- Nozzle selection for enhanced records

## Apps similar to Spray Guide

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [NPKalc - Fertilizer Calculator](https://appshunter.io/ios/app/npkalc-fertilizer-calculator/id6497334549) | 4.1 (7) | Free | Utilities |
| [Flow-X](https://appshunter.io/ios/app/flow-x/id1505464315) | — | Free | Utilities |
| [FARMserver](https://appshunter.io/ios/app/farmserver/id900035940) | 4.4 (12) | Free | Utilities |
| [FieldCheck by FieldWatch](https://appshunter.io/ios/app/fieldcheck-by-fieldwatch/id1352085293) | 5.0 (2) | Free | Utilities |
| [Crop Nutrient advisor](https://appshunter.io/ios/app/crop-nutrient-advisor/id1170816834) | — | Free | Utilities |
| [Fertilizer Calc App](https://appshunter.io/ios/app/fertilizer-calc-app/id1450299266) | 1.0 (1) | Free | Utilities |

## More apps by Precision Laboratories, Inc.

- [Mix Tank - Tank Mixing Order](https://appshunter.io/ios/app/mix-tank-tank-mixing-order/id417355581)
- [FS Adjuvants](https://appshunter.io/ios/app/fs-adjuvants/id428239018)

All apps by Precision Laboratories, Inc.: https://appshunter.io/developer/417355584

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*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 2026-06-03.*