# Siar vs Mercagrisa

The clearest difference is iOS requirement: Mercagrisa at 13.0 against Siar's 15.0. On price, update cadence, ads and in-app purchases 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, Mercagrisa every 3 weeks. The most recent releases landed on October 9, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Siar | Mercagrisa |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 14 MB | 33 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TECNOLOGIAS Y SERVICIOS AGRARIOS SA SME MP](https://appshunter.io/developer/1456227300) | [Mercagrisa SA](https://appshunter.io/developer/1602345461) |

## 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


### Mercagrisa

[App page](https://appshunter.io/ios/app/mercagrisa/id1602345459)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Siar free?

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

### Is Mercagrisa free?

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

### Do Siar or Mercagrisa have ads?

Neither Siar nor Mercagrisa shows ads.

### Which is updated more often, Siar or Mercagrisa?

Siar ships an update every 6 weeks, and Mercagrisa every 3 weeks. Most recently, Siar was updated on October 9, 2026 and Mercagrisa on October 27, 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.*