# Fertilizer Calc App vs SprayCalc Pro

The clearest difference is price: Fertilizer Calc App at Free against SprayCalc Pro's $2.99. Fertilizer Calc App also leads on device support. SprayCalc Pro's advantage is in-app purchases (none vs 2). On iOS requirement there is nothing between them.

Fertilizer Calc App is free to download; SprayCalc Pro costs $2.99 up front. Fertilizer Calc App sells 2 in-app purchases, starting at $1.99 per month. SprayCalc Pro asks for nothing beyond the download.

## The numbers

| Metric | Fertilizer Calc App | SprayCalc Pro |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/fertilizer-calc-app/id1450299266/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 4 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [Alberto Giambone](https://appshunter.io/developer/1412648174) | [Rampant Moxie](https://appshunter.io/developer/1733287949) |

## What reviewers say

### Fertilizer Calc App

[App page](https://appshunter.io/ios/app/fertilizer-calc-app/id1450299266)

This app helps farmers precisely calculate fertilization needs for their crops. Users can input field details, set fertilization targets for key nutrients like N, P, and K, and determine the required application rates per hectare. It also supports custom area units for flexible calculations.

**Highlights:** Calculate N, P, K, MG, CA needs per field, Set fertilization targets, Determine Kg/Ha for each element, Add custom area units, Supports multiple custom units with Pro membership

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Area Unit | $1.99 | per month |
| Custom Area Unit | $9.99 | per year |


### SprayCalc Pro

[App page](https://appshunter.io/ios/app/spraycalc-pro/id6761489176)

**In-app purchases:** none


## Frequently asked questions

### Is Fertilizer Calc App free?

Fertilizer Calc App is free to download, with in-app purchases available.

### Is SprayCalc Pro free?

SprayCalc Pro costs $2.99, with no in-app purchases.

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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.*