# OPEN. kerk vs B

The clearest difference is update cadence: OPEN. kerk at every 2 months against B's every 12 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.

OPEN. kerk ships an update every 2 months, B every 12 months. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OPEN. kerk | B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Size | 57 MB | 53 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Open Kerk](https://appshunter.io/developer/1637624550) | [Tibo Vandepaar](https://appshunter.io/developer/1769679005) |

## What reviewers say

### OPEN. kerk

[App page](https://appshunter.io/ios/app/open-kerk/id1637624548)

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

**In-app purchases:** none


### B

[App page](https://appshunter.io/ios/app/b-found/id6703168106)

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

**In-app purchases:** none


## Frequently asked questions

### Is OPEN. kerk free?

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

### Is B free?

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

### Do OPEN. kerk or B have ads?

Neither OPEN. kerk nor B shows ads.

### Which is updated more often, OPEN. kerk or B?

OPEN. kerk ships an update every 2 months, and B every 12 months. Most recently, OPEN. kerk was updated on September 29, 2026 and B on October 3, 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.*