# Sun vs PeakUV

The clearest difference is device support: PeakUV at 4 against Sun's 2. On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Sun | PeakUV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/sun-day/id6760581712/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | — |
| Size | 32 MB | 64 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | +4 | 4+ |
| Developer | [DIH](https://appshunter.io/developer/1884918539) | [Happy Figs](https://appshunter.io/developer/1716550150) |

## What reviewers say

### Sun

[App page](https://appshunter.io/ios/app/sun-day/id6760581712)

This app helps you manage sun exposure and optimize Vitamin D levels. It provides real-time UV index data, integrates with health apps, and sends smart alerts for sun safety.

**Highlights:** Real-time UV tracking, Health integration (Apple Health), Vitamin D synthesis tracking, Intelligent sun exposure alerts, Minimalist and readable interface

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

**In-app purchases:** none


### PeakUV

[App page](https://appshunter.io/ios/app/peakuv/id6775639946)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Sun free?

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

### Is PeakUV free?

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

### Do Sun or PeakUV have ads?

Neither Sun nor PeakUV shows ads.

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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.*