# PSD vs Ria

The clearest difference is update cadence: Ria at every 3 days against PSD's every 3 months. 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.

PSD ships an update every 3 months, Ria every 3 days. The most recent releases landed on October 9, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PSD | Ria |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 18 MB | 53 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [PSD - Partido Social Democrata](https://appshunter.io/developer/1460828250) | [Associação Académica da Universidade de Aveiro](https://appshunter.io/developer/1750909264) |

## What reviewers say

### PSD

[App page](https://appshunter.io/ios/app/psd/id1462311643)

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

**In-app purchases:** none


### Ria

[App page](https://appshunter.io/ios/app/ria/id6504112956)

**In-app purchases:** none


## Frequently asked questions

### Is PSD free?

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

### Is Ria free?

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

### Do PSD or Ria have ads?

Neither PSD nor Ria shows ads.

### Which is updated more often, PSD or Ria?

PSD ships an update every 3 months, and Ria every 3 days. Most recently, PSD was updated on October 9, 2026 and Ria on October 8, 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.*