# Siar vs Plataforma Hydrotecna

Siar and Plataforma Hydrotecna 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.

Siar ships an update every 6 weeks, Plataforma Hydrotecna every 2 months. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Siar | Plataforma Hydrotecna |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 14 MB | 25 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TECNOLOGIAS Y SERVICIOS AGRARIOS SA SME MP](https://appshunter.io/developer/1456227300) | [Hydrotecna Green S.L.](https://appshunter.io/developer/6774546124) |

## What reviewers say

### Siar

[App page](https://appshunter.io/ios/app/siar/id1129186499)

This application helps farmers manage irrigation by calculating crop water needs and irrigation doses. It provides daily and weekly irrigation requirements, soil moisture status, and meteorological data. Users can personalize crop management by setting plot location, planting date, irrigation system, and soil type.

**Highlights:** Calculate crop water needs and irrigation doses, Daily and weekly irrigation requirements, Soil moisture status monitoring, Real-time meteorological data, Personalized crop management settings, 5-day weather forecast, Customizable notifications

**Features:** macOS Compatibility

**In-app purchases:** none


### Plataforma Hydrotecna

[App page](https://appshunter.io/ios/app/plataforma-hydrotecna/id6774546122)

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

**In-app purchases:** none


## Frequently asked questions

### Is Siar free?

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

### Is Plataforma Hydrotecna free?

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

### Do Siar or Plataforma Hydrotecna have ads?

Neither Siar nor Plataforma Hydrotecna shows ads.

### Which is updated more often, Siar or Plataforma Hydrotecna?

Siar ships an update every 6 weeks, and Plataforma Hydrotecna every 2 months. Most recently, Siar was updated on October 9, 2026 and Plataforma Hydrotecna on October 10, 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.*