# Soil Sensor Calculator vs GreenPoint Ag

Soil Sensor Calculator and GreenPoint Ag are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Soil Sensor Calculator ships an update every 5 months, GreenPoint Ag every 4 months. The most recent releases landed on September 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Soil Sensor Calculator | GreenPoint Ag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/soil-sensor-calculator/id1332146282/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 9 MB | 36 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Chris Henry](https://appshunter.io/developer/1188474414) | [AgVend Inc.](https://appshunter.io/developer/1469595934) |

## What reviewers say

### Soil Sensor Calculator

[App page](https://appshunter.io/ios/app/soil-sensor-calculator/id1332146282)

This tool helps users calculate irrigation needs based on Watermark sensor readings. It determines average centibar readings, available water, stress levels, and irrigation requirements, factoring in soil type and growth stage.

**Highlights:** Enter Watermark sensor readings, Calculate average centibar reading, Determine available water remaining, Assess soil stress level, Calculate days to irrigation, Estimate water required for irrigation

**Features:** macOS Compatibility

**In-app purchases:** none


### GreenPoint Ag

[App page](https://appshunter.io/ios/app/greenpoint-ag/id6468229247)

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

**In-app purchases:** none


## Frequently asked questions

### Is Soil Sensor Calculator free?

Soil Sensor Calculator is free to download, with no in-app purchases.

### Is GreenPoint Ag free?

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

### Do Soil Sensor Calculator or GreenPoint Ag have ads?

Neither Soil Sensor Calculator nor GreenPoint Ag shows ads.

### Which is updated more often, Soil Sensor Calculator or GreenPoint Ag?

Soil Sensor Calculator ships an update every 5 months, and GreenPoint Ag every 4 months. Most recently, Soil Sensor Calculator was updated on September 26, 2026 and GreenPoint Ag on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*