# iRain UCI vs Bluerain

The clearest difference is update cadence: Bluerain at every 3 weeks against iRain UCI's every 2 months. iRain UCI's advantage is iOS requirement (13.0 vs 15.6). 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.

iRain UCI ships an update every 2 months, Bluerain every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | iRain UCI | Bluerain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (22 ratings)](https://appshunter.io/ios/app/irain-uci/id982858283/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 46 MB | 28 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [University of California, Irvine](https://appshunter.io/developer/643200027) | [Michael Beukman](https://appshunter.io/developer/1683543852) |

## What reviewers say

### iRain UCI

[App page](https://appshunter.io/ios/app/irain-uci/id982858283)

Access real-time global satellite precipitation data and track extreme weather events. Contribute your local rainfall observations to enhance the dataset. Developed by the University of California, Irvine.

**Highlights:** Real-time global satellite precipitation data, High-resolution (~4km) PERSIANN-CCS data, Track extreme precipitation events, Crowdsourcing rainfall reporting, Visualize global satellite observations

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluerain

[App page](https://appshunter.io/ios/app/bluerain/id6449493686)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iRain UCI free?

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

### Is Bluerain free?

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

### Do iRain UCI or Bluerain have ads?

Neither iRain UCI nor Bluerain shows ads.

### Which is updated more often, iRain UCI or Bluerain?

iRain UCI ships an update every 2 months, and Bluerain every 3 weeks. Most recently, iRain UCI was updated on October 24, 2026 and Bluerain 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.*