# Crop vs GrowCalc

The clearest difference is monetization model: Crop at free against GrowCalc's freemium. GrowCalc's advantage is iOS requirement (15.1 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Crop sells 1 one-off in-app purchase and GrowCalc sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Crop against 5.0 for GrowCalc. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Crop ships an update every 10 days, GrowCalc every 9 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Crop | GrowCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/crop-hydroponic-calculator/id6777968635/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/growcalc/id6786804897/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 53 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Roman Kopaliani](https://appshunter.io/developer/1635315269) | [REINALDO CAMACHO](https://appshunter.io/developer/6786804899) |

## What reviewers say

### Crop

[App page](https://appshunter.io/ios/app/crop-hydroponic-calculator/id6777968635)

This app calculates hydroponic nutrient recipes for various plants and growth stages, citing primary research sources. It helps growers determine salt weights for specific reservoir volumes and track EC/pH levels.

**Highlights:** Plant and stage-specific nutrient targets, Cited primary source recipes, Branded nutrient solution recipes, Target to salt-weight solver, Reverse calculation for used salts, Multi-reservoir EC/pH logging, Shareable mix sheets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crop Pro (lifetime) | $4.99 | one-time |


### GrowCalc

[App page](https://appshunter.io/ios/app/growcalc/id6786804897)

This app is a comprehensive lawn care toolkit that uses precision math and live climate data to help users grow healthier lawns. It offers tools for calculating fertilizer rates, logging applications, diagnosing issues with AI, and tracking weather patterns. Manage multiple lawn zones and access global pest pressure data.

**Highlights:** Precision NPK calculator, Smart application logging, AI photo diagnosis for weeds and diseases, AI lawn assistant for expert advice, Live weather and spray window forecasts, Growing Degree Days (GDD) tracking, Global pest and disease pressure monitoring

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GrowCalc Pro | $4.99 | per month |
| GrowCalc Pro | $49.99 | per year |


## Frequently asked questions

### Is Crop free?

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

### Is GrowCalc free?

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

### Which has better reviews, Crop or GrowCalc?

Crop and GrowCalc are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Crop or GrowCalc have ads?

Neither Crop nor GrowCalc shows ads.

### Which is updated more often, Crop or GrowCalc?

Crop ships an update every 10 days, and GrowCalc every 9 days. Most recently, Crop was updated on November 5, 2026 and GrowCalc on October 31, 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.*