# WSS vs OCA

The clearest difference is update cadence: OCA at every 3 weeks against WSS's every 27 months. WSS's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WSS ships an update every 27 months, OCA every 3 weeks. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | WSS | OCA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 27 months | **Every 3 weeks** |
| Size | 17 MB | 42 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [Atlas Tech Solutions](https://appshunter.io/developer/1471358794) | [COMBALBERT LAURENT](https://appshunter.io/developer/569446537) |

## What reviewers say

### WSS

[App page](https://appshunter.io/ios/app/wss/id1471358795)

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

**In-app purchases:** none


### OCA

[App page](https://appshunter.io/ios/app/oca-observer-comprendre-agir/id6483933544)

**In-app purchases:** none


## Frequently asked questions

### Is WSS free?

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

### Is OCA free?

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

### Which is updated more often, WSS or OCA?

WSS ships an update every 27 months, and OCA every 3 weeks. Most recently, WSS was updated on September 17, 2026 and OCA on September 11, 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.*