# B vs U.S. Black Chambers, Inc

The clearest difference is update cadence: U.S. Black Chambers, Inc at fortnightly against B's every 2 months. B's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

B ships an update every 2 months, U.S. Black Chambers, Inc fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | B | U.S. Black Chambers, Inc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 36 MB | 160 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Appy Monkey - App Developers](https://appshunter.io/developer/1156158162) | [EventBank](https://appshunter.io/developer/740353440) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-link-app/id1531740217)

**Features:** macOS Compatibility

**In-app purchases:** none


### U.S. Black Chambers, Inc

[App page](https://appshunter.io/ios/app/us-black-chambers-inc/id6760098364)

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

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is U.S. Black Chambers, Inc free?

U.S. Black Chambers, Inc is free to download, with no in-app purchases.

### Do B or U.S. Black Chambers, Inc have ads?

Neither B nor U.S. Black Chambers, Inc shows ads.

### Which is updated more often, B or U.S. Black Chambers, Inc?

B ships an update every 2 months, and U.S. Black Chambers, Inc fortnightly. Most recently, B was updated on October 25, 2026 and U.S. Black Chambers, Inc on October 24, 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.*