# FS Adjuvants vs Mix Master Tool

The clearest difference is rating: Mix Master Tool at 5.0 against FS Adjuvants's 3.0. Mix Master Tool also leads on in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 5 months). FS Adjuvants's advantage is iOS requirement (9.0 vs 15.1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. FS Adjuvants sells 1 one-off in-app purchase. Mix Master Tool asks for nothing beyond the download.

Mix Master Tool holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

FS Adjuvants ships an update every 5 months, Mix Master Tool every 3 weeks. The most recent releases landed on September 28, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | FS Adjuvants | Mix Master Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (6 ratings)](https://appshunter.io/ios/app/fs-adjuvants/id428239018/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/mix-master-tool/id6756377496/reviews)** |
| Number of ratings | **6** | 3 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 65 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Precision Laboratories, Inc.](https://appshunter.io/developer/417355584) | [Envu](https://appshunter.io/developer/1649323176) |

## What reviewers say

### FS Adjuvants

[App page](https://appshunter.io/ios/app/fs-adjuvants/id428239018)

This app assists agricultural applicators with proper tank mixing sequences for crop protection products. It helps prevent incompatibilities, saves time and money, and maintains accurate spray logs with weather integration to reduce drift risk.

**Highlights:** Tank mixing order guide, Mix Sheets for product use rates, Spray Logs with GPS and weather, Weather Integration for drift reduction, Mixing Precautions alerts, Product database with 1300+ items

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FS Adjuvants Weather Integration | $0.99 | one-time |


### Mix Master Tool

[App page](https://appshunter.io/ios/app/mix-master-tool/id6756377496)

This application helps users create custom tank mixes for vegetation management. It identifies effective products, calculates precise mixes, and streamlines the application process for accuracy and efficiency.

**Highlights:** Build custom spray tank mixes, Calculate mix amounts, Calibrate sprayers, Access product labels, Save mixes for future reference, Find sales representative

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FS Adjuvants free?

FS Adjuvants is free to download, with in-app purchases available.

### Is Mix Master Tool free?

Mix Master Tool is free to download, with no in-app purchases.

### Which has better reviews, FS Adjuvants or Mix Master Tool?

Mix Master Tool is rated higher. FS Adjuvants averages 3.0 out of 5 from 6 ratings, while Mix Master Tool averages 5.0 from 3 ratings.

### Do FS Adjuvants or Mix Master Tool have ads?

Neither FS Adjuvants nor Mix Master Tool shows ads.

### Which is updated more often, FS Adjuvants or Mix Master Tool?

FS Adjuvants ships an update every 5 months, and Mix Master Tool every 3 weeks. Most recently, FS Adjuvants was updated on September 28, 2026 and Mix Master Tool on October 15, 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.*