# Sunny Derma vs ONE+ Mood Tracker

The clearest difference is update cadence: ONE+ Mood Tracker at every 3 weeks against Sunny Derma's every 17 months. Sunny Derma's advantage is iOS requirement (13.0 vs 17.0). 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.

Sunny Derma ships an update every 17 months, ONE+ Mood Tracker every 3 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Sunny Derma | ONE+ Mood Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Size | 73 MB | 9 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [AL ZEYARAT MEDICAL CENTRE](https://appshunter.io/developer/1702536120) | [Batuhan Demir](https://appshunter.io/developer/1872520662) |

## What reviewers say

### Sunny Derma

[App page](https://appshunter.io/ios/app/sunny-derma/id6461530824)

**In-app purchases:** none


### ONE+ Mood Tracker

[App page](https://appshunter.io/ios/app/one-plus-mood-tracker/id6759794739)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sunny Derma free?

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

### Is ONE+ Mood Tracker free?

ONE+ Mood Tracker is free to download, with no in-app purchases.

### Do Sunny Derma or ONE+ Mood Tracker have ads?

Neither Sunny Derma nor ONE+ Mood Tracker shows ads.

### Which is updated more often, Sunny Derma or ONE+ Mood Tracker?

Sunny Derma ships an update every 17 months, and ONE+ Mood Tracker every 3 weeks. Most recently, Sunny Derma was updated on October 14, 2026 and ONE+ Mood Tracker on October 6, 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.*