# tec2SKILL Sensor technology vs Wichtel Foto

The clearest difference is update cadence: Wichtel Foto at every 4 months against tec2SKILL Sensor technology's every 12 months. Wichtel Foto also leads on iOS requirement (12.0 vs 16.0). 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 Sensor technology ships an update every 12 months, Wichtel Foto every 4 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | tec2SKILL Sensor technology | Wichtel Foto |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 months** |
| Size | 468 MB | 40 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ETS DIDACTIC GMBH](https://appshunter.io/developer/1209946511) | [Wichtel Akademie Muenchen GmbH](https://appshunter.io/developer/1502410215) |

## What reviewers say

### tec2SKILL Sensor technology

[App page](https://appshunter.io/ios/app/tec2skill-sensor-technology/id1350336589)

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

**In-app purchases:** none


### Wichtel Foto

[App page](https://appshunter.io/ios/app/wichtel-foto/id1502410216)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is tec2SKILL Sensor technology free?

tec2SKILL Sensor technology is free to download, with no in-app purchases.

### Is Wichtel Foto free?

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

### Do tec2SKILL Sensor technology or Wichtel Foto have ads?

Neither tec2SKILL Sensor technology nor Wichtel Foto shows ads.

### Which is updated more often, tec2SKILL Sensor technology or Wichtel Foto?

tec2SKILL Sensor technology ships an update every 12 months, and Wichtel Foto every 4 months. Most recently, tec2SKILL Sensor technology was updated on October 2, 2026 and Wichtel Foto on October 5, 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.*