# B vs WR S

B and WR S are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

B ships an update every 3 months, WR S every 4 months. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | B | WR S |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/b-app/id1180977627/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 14 MB | 67 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [BAUER KOMPRESSOREN GmbH](https://appshunter.io/developer/1180977626) | [Rescue Digital Systems Gmbh](https://appshunter.io/developer/1533789837) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-app/id1180977627)

Access compressor data remotely, utilize calculation tools for air delivery and filter life, and find global dealers. Stay updated with the latest news and watch informative videos about compressed air systems.

**Highlights:** Remote access to compressor status via B-CLOUD, Calculation tools for filter life, filling time, and air delivery, Worldwide dealer and service partner search, Latest news and updates on compressed air and compressors, Informative video clips on products and services

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

**In-app purchases:** none


### WR S

[App page](https://appshunter.io/ios/app/wr-s-force/id6449596231)

**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 WR S free?

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

### Do B or WR S have ads?

Neither B nor WR S shows ads.

### Which is updated more often, B or WR S?

B ships an update every 3 months, and WR S every 4 months. Most recently, B was updated on October 1, 2026 and WR S on October 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.*