# Polen REA vs Eventos YI

The clearest difference is iOS requirement: Polen REA at 9.0 against Eventos YI's 13.1. On update cadence, ads, in-app purchases and device support there is nothing between them.

Polen REA ships an update every 4 months, Eventos YI every 5 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Polen REA | Eventos YI |
| --- | --- | --- |
| Price | **Free** | — |
| Positive reviews | 29.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | — |
| Size | 8 MB | 7 MB |
| Requires iOS | **9.0** | 13.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Fernandez Herruzo](https://appshunter.io/developer/740513896) | [Medialabs](https://appshunter.io/developer/347277166) |

## What reviewers say

### Polen REA

[App page](https://appshunter.io/ios/app/polen-rea/id1111710676)

Provides real-time and forecasted pollen levels across Spain with color-coded maps. Get quick and accurate information on atmospheric pollen content.

**Highlights:** Real-time pollen levels, Pollen forecasts, Color-coded maps of Spain, Information on major plants, Weekly information updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Eventos YI

[App page](https://appshunter.io/ios/app/eventos-yi/id1390482613)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polen REA free?

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

### Is Eventos YI free?

Pricing for Eventos YI is not currently listed on the App Store.

### Do Polen REA or Eventos YI have ads?

Neither Polen REA nor Eventos YI shows ads.

### Which is updated more often, Polen REA or Eventos YI?

Polen REA ships an update every 4 months, and Eventos YI every 5 months. Most recently, Polen REA was updated on November 2, 2026 and Eventos YI on November 2, 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.*