# Hello Sun vs Log Dose

The clearest difference is in-app purchases: Log Dose at none against Hello Sun's 2. Hello Sun's advantage is iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Hello Sun sells 2 in-app purchases, starting at $3.99 per month. Log Dose asks for nothing beyond the download.

## The numbers

| Metric | Hello Sun | Log Dose |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hello-sun-vitamin-d-tracker/id6756599125/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Freemium | — |
| Size | 62 MB | 56 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Kyle Brammer](https://appshunter.io/developer/1861694771) | [Dominance Ltd](https://appshunter.io/developer/6787757629) |

## What reviewers say

### Hello Sun

[App page](https://appshunter.io/ios/app/hello-sun-vitamin-d-tracker/id6756599125)

Track vitamin D intake from sunlight and supplements with safe, burn-aware timers. Offers personalized estimates and weekly progress tracking, adapting to your skin and location for optimal sun exposure.

**Highlights:** Safe sun session timers, Vitamin D IU estimates, Log supplements and sun, Adaptive acclimation, Weekly progress tracking, UV forecast planning, Winter Mode support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hello Sun Plus Monthly Subscription | $3.99 | per month |
| Hello Sun Plus Yearly Subscription | $29.99 | per year |


### Log Dose

[App page](https://appshunter.io/ios/app/log-dose/id6787757627)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hello Sun free?

Hello Sun is free to download, with in-app purchases available.

### Is Log Dose free?

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

### Do Hello Sun or Log Dose have ads?

Neither Hello Sun nor Log Dose 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.*