# Knowledgetraining vs BZF Theorie Coach

Knowledgetraining and BZF Theorie Coach 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.

Knowledgetraining ships an update every 2 months, BZF Theorie Coach monthly. The most recent releases landed on October 19, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Knowledgetraining | BZF Theorie Coach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 19 MB | 23 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frank Tautges](https://appshunter.io/developer/1718994207) | [Justin Duchow](https://appshunter.io/developer/1841219654) |

## What reviewers say

### Knowledgetraining

[App page](https://appshunter.io/ios/app/knowledgetraining/id6474093245)

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

**In-app purchases:** none


### BZF Theorie Coach

[App page](https://appshunter.io/ios/app/bzf-theorie-coach/id6752828035)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Knowledgetraining free?

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

### Is BZF Theorie Coach free?

BZF Theorie Coach is free to download, with no in-app purchases.

### Do Knowledgetraining or BZF Theorie Coach have ads?

Neither Knowledgetraining nor BZF Theorie Coach shows ads.

### Which is updated more often, Knowledgetraining or BZF Theorie Coach?

Knowledgetraining ships an update every 2 months, and BZF Theorie Coach monthly. Most recently, Knowledgetraining was updated on October 19, 2026 and BZF Theorie Coach on September 28, 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.*