# Soil Sensor Calculator vs RiceTec Toolbox

The clearest difference is update cadence: RiceTec Toolbox at every 2 months against Soil Sensor Calculator's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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, RiceTec Toolbox every 2 months. The most recent releases landed on June 1, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Soil Sensor Calculator | RiceTec Toolbox |
| --- | --- | --- |
| 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 2 months** |
| Monetization | Free | — |
| Size | 9 MB | 4 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chris Henry](https://appshunter.io/developer/1188474414) | [RiceTec Inc](https://appshunter.io/developer/413836342) |

## 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


### RiceTec Toolbox

[App page](https://appshunter.io/ios/app/ricetec-toolbox/id6743754434)

**Features:** macOS Compatibility

**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 RiceTec Toolbox free?

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

### Do Soil Sensor Calculator or RiceTec Toolbox have ads?

Neither Soil Sensor Calculator nor RiceTec Toolbox shows ads.

### Which is updated more often, Soil Sensor Calculator or RiceTec Toolbox?

Soil Sensor Calculator ships an update every 5 months, and RiceTec Toolbox every 2 months. Most recently, Soil Sensor Calculator was updated on June 1, 2026 and RiceTec Toolbox on May 19, 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.*