# WCS KB vs Jupiter WCS

The clearest difference is update cadence: Jupiter WCS at every 3 weeks against WCS KB's every 9 months. Jupiter WCS also leads on iOS requirement (13.0 vs 15.1). 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.

WCS KB ships an update every 9 months, Jupiter WCS every 3 weeks. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | WCS KB | Jupiter WCS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 weeks** |
| Size | 19 MB | 51 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexandra Kroes](https://appshunter.io/developer/1554227494) | [Florian Vels](https://appshunter.io/developer/1398124957) |

## What reviewers say

### WCS KB

[App page](https://appshunter.io/ios/app/wcs-kb/id1621029137)

**In-app purchases:** none


### Jupiter WCS

[App page](https://appshunter.io/ios/app/jupiter-wcs/id6471469351)

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

**In-app purchases:** none


## Frequently asked questions

### Is WCS KB free?

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

### Is Jupiter WCS free?

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

### Do WCS KB or Jupiter WCS have ads?

Neither WCS KB nor Jupiter WCS shows ads.

### Which is updated more often, WCS KB or Jupiter WCS?

WCS KB ships an update every 9 months, and Jupiter WCS every 3 weeks. Most recently, WCS KB was updated on September 16, 2026 and Jupiter WCS on September 14, 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.*