# KSB vs b4 studio

The clearest difference is device support: KSB at 2 against b4 studio's —. 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.

## The numbers

| Metric | KSB | b4 studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Monthly | — |
| Size | 109 MB | 52 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPod** | — |
| Age rating | 12+ | 17+ |
| Developer | [heyPatient](https://appshunter.io/developer/1498301360) | [b4 studio GmbH](https://appshunter.io/developer/1877072170) |

## What reviewers say

### KSB

[App page](https://appshunter.io/ios/app/ksb-app/id1660577360)

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

**In-app purchases:** none


### b4 studio

[App page](https://appshunter.io/ios/app/b4-studio/id6759153844)

**In-app purchases:** none


## Frequently asked questions

### Is KSB free?

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

### Is b4 studio free?

b4 studio is free to download, with no in-app purchases.

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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.*