# tec2SKILL Connect vs BZF Theorie Coach

The clearest difference is update cadence: BZF Theorie Coach at monthly against tec2SKILL Connect's every 3 months. BZF Theorie Coach also leads on 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.

tec2SKILL Connect ships an update every 3 months, BZF Theorie Coach monthly. The most recent releases landed on October 16, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | tec2SKILL Connect | BZF Theorie Coach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 364 MB | 23 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ETS DIDACTIC GMBH](https://appshunter.io/developer/1209946511) | [Justin Duchow](https://appshunter.io/developer/1841219654) |

## What reviewers say

### tec2SKILL Connect

[App page](https://appshunter.io/ios/app/tec2skill-connect/id1536727082)

**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 tec2SKILL Connect free?

tec2SKILL Connect 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 tec2SKILL Connect or BZF Theorie Coach have ads?

Neither tec2SKILL Connect nor BZF Theorie Coach shows ads.

### Which is updated more often, tec2SKILL Connect or BZF Theorie Coach?

tec2SKILL Connect ships an update every 3 months, and BZF Theorie Coach monthly. Most recently, tec2SKILL Connect was updated on October 16, 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.*