# NozzleCalc vs FarmGuard Maintenance

The clearest difference is rating: NozzleCalc at 5.0 against FarmGuard Maintenance's 3.0. NozzleCalc also leads on in-app purchases (none vs 2) and iOS requirement (11.0 vs 15.1). FarmGuard Maintenance's advantage is update cadence (monthly vs every 49 months) and ratings volume (4 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. FarmGuard Maintenance sells 2 in-app purchases, starting at $1.99 per month. NozzleCalc asks for nothing beyond the download.

NozzleCalc holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

NozzleCalc ships an update every 49 months, FarmGuard Maintenance monthly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NozzleCalc | FarmGuard Maintenance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nozzlecalc/id794048259/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/farmguard-maintenance/id6757607768/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 49 months | **Monthly** |
| Monetization | **Free** | Subscription |
| Size | 13 MB | 46 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greenleaf Technologies](https://appshunter.io/developer/794048262) | [Brian Krukewitt](https://appshunter.io/developer/1867818660) |

## What reviewers say

### NozzleCalc

[App page](https://appshunter.io/ios/app/nozzlecalc/id794048259)

Quickly calculate sprayer settings for specific nozzles on the go. Determine optimum droplet size and PSI for your applications. Includes a reference section and direct contact to support.

**Highlights:** Sprayer setting calculations, Droplet size determination, PSI calculation, Customizable application rate, speed, and spacing, Reference section, Direct contact to support

**Features:** macOS Compatibility

**In-app purchases:** none


### FarmGuard Maintenance

[App page](https://appshunter.io/ios/app/farmguard-maintenance/id6757607768)

Manage your farm machinery maintenance with this powerful, offline-capable app. Log services, track parts, and schedule reminders to reduce downtime and increase equipment value. Ideal for farmers of all sizes.

**Highlights:** Equipment profiles with photos and warranty info, Detailed maintenance logging with costs and receipts, Consumables and parts tracking with low-stock alerts, Smart scheduling with hour or calendar intervals, Full maintenance history and PDF reporting, Offline data logging for field use, Dashboard overview of upcoming tasks

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $19.99 | per year |


## Frequently asked questions

### Is NozzleCalc free?

NozzleCalc is free to download, with no in-app purchases.

### Is FarmGuard Maintenance free?

FarmGuard Maintenance is free to download, with in-app purchases available.

### Which has better reviews, NozzleCalc or FarmGuard Maintenance?

NozzleCalc is rated higher. NozzleCalc averages 5.0 out of 5 from 1 ratings, while FarmGuard Maintenance averages 3.0 from 4 ratings.

### Do NozzleCalc or FarmGuard Maintenance have ads?

Neither NozzleCalc nor FarmGuard Maintenance shows ads.

### Which is updated more often, NozzleCalc or FarmGuard Maintenance?

NozzleCalc ships an update every 49 months, and FarmGuard Maintenance monthly. Most recently, NozzleCalc was updated on October 10, 2026 and FarmGuard Maintenance on October 24, 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.*