# B2 vs InfraSentry

The clearest difference is iOS requirement: B2 at 12.1 against InfraSentry's 15.1. 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.

## The numbers

| Metric | B2 | InfraSentry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/b2-beruf/id1486317464/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | — |
| Monetization | Free | — |
| Size | 30 MB | 61 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Deutscher Volkshochschul-Verband e.V.](https://appshunter.io/developer/796434153) | [Open Tute Pty Ltd](https://appshunter.io/developer/1381123577) |

## What reviewers say

### B2

[App page](https://appshunter.io/ios/app/b2-beruf/id1486317464)

Learn German at the B2 level with this mobile course. It offers 20 lessons with various exercises to practice reading, writing, listening, and speaking. The app is free, can be used offline, and is recognized as a teaching aid.

**Highlights:** 20 German lessons, Reading, writing, listening, speaking practice, Offline functionality, Recognized teaching aid, Progress tracking tests

**In-app purchases:** none


### InfraSentry

[App page](https://appshunter.io/ios/app/infrasentry-dc-training/id6769753180)

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

**In-app purchases:** none


## Frequently asked questions

### Is B2 free?

B2 is free to download, with no in-app purchases.

### Is InfraSentry free?

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

### Do B2 or InfraSentry have ads?

Neither B2 nor InfraSentry shows ads.

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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.*