# ETKAmobile vs O3Z

ETKAmobile and O3Z 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.

ETKAmobile ships an update every 7 months, O3Z every 4 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ETKAmobile | O3Z |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (4 ratings)](https://appshunter.io/ios/app/etkamobile/id1314912884/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 30 MB | 4 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [LEX-COM Informationssysteme GmbH](https://appshunter.io/developer/1314912883) | [STEM s.r.l.](https://appshunter.io/developer/1577070000) |

## What reviewers say

### ETKAmobile

[App page](https://appshunter.io/ios/app/etkamobile/id1314912884)

This mobile application provides a parts information system for vehicle workshops. It allows users to identify and transfer parts information directly during vehicle acceptance or in the workshop, optimizing processes to save time and money. Access is granted via an ETKAinfo-ID, enabling quick research and VIN scanning.

**Highlights:** VIN Scan, Access via VIN or order number, Parts number search, Graphical illustration-text-navigation, Transfer-functionality for shopping cart

**In-app purchases:** none


### O3Z

[App page](https://appshunter.io/ios/app/o3z-tech-connect/id1609095280)

**In-app purchases:** none


## Frequently asked questions

### Is ETKAmobile free?

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

### Is O3Z free?

O3Z is free to download, with no in-app purchases.

### Do ETKAmobile or O3Z have ads?

Neither ETKAmobile nor O3Z shows ads.

### Which is updated more often, ETKAmobile or O3Z?

ETKAmobile ships an update every 7 months, and O3Z every 4 months. Most recently, ETKAmobile was updated on October 20, 2026 and O3Z on October 27, 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.*