# Siar vs Bienestar térmico

The clearest difference is update cadence: Siar at every 6 weeks against Bienestar térmico's every 18 months. Bienestar térmico's advantage is iOS requirement (13.0 vs 15.0). 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.

Siar ships an update every 6 weeks, Bienestar térmico every 18 months. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Siar | Bienestar térmico |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 18 months |
| Monetization | Free | — |
| Size | 14 MB | 18 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TECNOLOGIAS Y SERVICIOS AGRARIOS SA SME MP](https://appshunter.io/developer/1456227300) | [Instituto Nacional de Seguridad e Higiene en el Trabajo](https://appshunter.io/developer/1019192741) |

## 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


### Bienestar térmico

[App page](https://appshunter.io/ios/app/bienestar-termico/id1229597732)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Siar free?

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

### Is Bienestar térmico free?

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

### Do Siar or Bienestar térmico have ads?

Neither Siar nor Bienestar térmico shows ads.

### Which is updated more often, Siar or Bienestar térmico?

Siar ships an update every 6 weeks, and Bienestar térmico every 18 months. Most recently, Siar was updated on October 9, 2026 and Bienestar térmico on October 10, 2026.

---

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