# B vs NuklidCalc

The clearest difference is update cadence: B at every 3 months against NuklidCalc's every 12 months. NuklidCalc's advantage is iOS requirement (13.0 vs 15.0). 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.

B ships an update every 3 months, NuklidCalc every 12 months. The most recent releases landed on July 25, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | B | NuklidCalc |
| --- | --- | --- |
| 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 12 months |
| Monetization | Free | — |
| Size | 14 MB | 15 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bauer Kompressoren GmbH](https://appshunter.io/developer/1180977626) | [Bundesamt für Gesundheit BAG](https://appshunter.io/developer/557143322) |

## 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

**In-app purchases:** none


### NuklidCalc

[App page](https://appshunter.io/ios/app/nuklidcalc/id6463144495)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is NuklidCalc free?

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

### Do B or NuklidCalc have ads?

Neither B nor NuklidCalc shows ads.

### Which is updated more often, B or NuklidCalc?

B ships an update every 3 months, and NuklidCalc every 12 months. Most recently, B was updated on July 25, 2026 and NuklidCalc on September 9, 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.*