# Derma One vs MoodPixel

The clearest difference is in-app purchases: Derma One at none against MoodPixel's 1. Derma One also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. MoodPixel sells 1 one-off in-app purchase. Derma One asks for nothing beyond the download.

Derma One ships an update every 3 weeks, MoodPixel every 2 months. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Derma One | MoodPixel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 58 MB | 13 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fabric IT](https://appshunter.io/developer/1087855123) | [Alex Masure](https://appshunter.io/developer/1884681168) |

## What reviewers say

### Derma One

[App page](https://appshunter.io/ios/app/derma-one/id6742369725)

**Features:** macOS Compatibility

**In-app purchases:** none


### MoodPixel

[App page](https://appshunter.io/ios/app/moodpixel-year-in-pixels/id6762127191)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoodPixel Pro | $4.99 | one-time |


## Frequently asked questions

### Is Derma One free?

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

### Is MoodPixel free?

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

### Do Derma One or MoodPixel have ads?

Neither Derma One nor MoodPixel shows ads.

### Which is updated more often, Derma One or MoodPixel?

Derma One ships an update every 3 weeks, and MoodPixel every 2 months. Most recently, Derma One was updated on October 28, 2026 and MoodPixel on October 25, 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.*