# UV vs Atmos.Guide

The clearest difference is update cadence: Atmos.Guide at every 2 weeks against UV's every 4 months. UV's advantage is iOS requirement (15.1 vs 18.0). 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.

UV ships an update every 4 months, Atmos.Guide every 2 weeks. The most recent releases landed on September 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | UV | Atmos.Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/uv-indeks/id632599524/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 42 MB | 13 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kræftens Bekæmpelse](https://appshunter.io/developer/541024063) | [Helm Sens AS](https://appshunter.io/developer/1888437689) |

## What reviewers say

### UV

[App page](https://appshunter.io/ios/app/uv-indeks/id632599524)

Get UV index forecasts for your location or any destination worldwide. See how cloud cover impacts UV levels and receive personalized sun protection advice based on your skin type. Set daily updates or alerts for high UV index readings.

**Highlights:** Global UV index forecasts, Cloud cover impact on UV, Skin type identification, Personalized sun protection advice, Customizable alerts, Daily updates

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

**In-app purchases:** none


### Atmos.Guide

[App page](https://appshunter.io/ios/app/atmosguide/id6761257767)

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

**In-app purchases:** none


## Frequently asked questions

### Is UV free?

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

### Is Atmos.Guide free?

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

### Do UV or Atmos.Guide have ads?

Neither UV nor Atmos.Guide shows ads.

### Which is updated more often, UV or Atmos.Guide?

UV ships an update every 4 months, and Atmos.Guide every 2 weeks. Most recently, UV was updated on September 21, 2026 and Atmos.Guide on October 11, 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.*