# Sunbathe vs MonoMood

The clearest difference is update cadence: Sunbathe at every 3 weeks against MonoMood's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sunbathe sells 1 in-app purchase, starting at $3.99 per month and MonoMood sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Sunbathe ships an update every 3 weeks, MonoMood every 7 months. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Sunbathe | MonoMood |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Freemium | — |
| Size | 43 MB | 42 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Julia Alvarez de Eulate Sainz](https://appshunter.io/developer/1662471073) | [Michael Guggenberger](https://appshunter.io/developer/1820375364) |

## What reviewers say

### Sunbathe

[App page](https://appshunter.io/ios/app/sunbathe/id6449760948)

This app helps you understand your vitamin D needs and how to get enough through safe sun exposure. It calculates optimal sunning times and duration based on your location to prevent deficiency and related health issues.

**Highlights:** Vitamin D deficiency information, Optimal sun exposure timing, Personalized duration calculations, Location-based recommendations, Health benefit insights

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sunbathe Premium | $3.99 | per month |


### MonoMood

[App page](https://appshunter.io/ios/app/monomood-daily-mood-tracker/id6747455579)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Support | $0.99 | one-time |
| Mittlere Unterstützung | $1.99 | one-time |
| Support Large | $3.99 | one-time |


## Frequently asked questions

### Is Sunbathe free?

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

### Is MonoMood free?

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

### Do Sunbathe or MonoMood have ads?

Neither Sunbathe nor MonoMood shows ads.

### Which is updated more often, Sunbathe or MonoMood?

Sunbathe ships an update every 3 weeks, and MonoMood every 7 months. Most recently, Sunbathe was updated on October 24, 2026 and MonoMood on October 9, 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.*