# PSS vs Twind

The clearest difference is update cadence: Twind at fortnightly against PSS's every 4 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.

PSS ships an update every 4 months, Twind fortnightly. Both last shipped on October 5, 2026.

## The numbers

| Metric | PSS | Twind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Size | 71 MB | 27 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TECNOLOXIAS DA INFORMACION E COMUNICACION DE GALICIA SOCIEDAD LIMITADA](https://appshunter.io/developer/1571271067) | [CTAIMA](https://appshunter.io/developer/1692514367) |

## What reviewers say

### PSS

[App page](https://appshunter.io/ios/app/pss/id1630711623)

**In-app purchases:** none


### Twind

[App page](https://appshunter.io/ios/app/twind/id6478852745)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PSS free?

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

### Is Twind free?

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

### Do PSS or Twind have ads?

Neither PSS nor Twind shows ads.

### Which is updated more often, PSS or Twind?

PSS ships an update every 4 months, and Twind fortnightly. Most recently, PSS was updated on October 5, 2026 and Twind on October 5, 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.*