# TechApp for Opel vs Roteswerkzeug

The clearest difference is price: Roteswerkzeug at Free against TechApp for Opel's $2.99. Roteswerkzeug also leads on update cadence (every 3 months vs every 36 months). TechApp for Opel's advantage is chart position (#108 vs unranked) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

Roteswerkzeug is free to download; TechApp for Opel costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TechApp for Opel ships an update every 36 months, Roteswerkzeug every 3 months. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TechApp for Opel | Roteswerkzeug |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 3 months** |
| Monetization | Paid | — |
| Best chart rank | **#108** | — |
| Size | 3 MB | 6 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Vladimir Susoykin](https://appshunter.io/developer/918411050) | [IMMEX-Werkzeuge](https://appshunter.io/developer/1601825078) |

## What reviewers say

### TechApp for Opel

[App page](https://appshunter.io/ios/app/techapp-for-opel/id1000223882)

**Currently charting:** #108 Top Paid · Shopping (US App Store)

Access detailed technical information for car repair and maintenance, including general data, chassis specs, torque values, and fluid capacities. Covers a wide range of models with official automaker recommendations.

**Highlights:** General vehicle information, Chassis specifications, Bolt and nut tightening torques, Fuel system details, Brake system data, Lighting lamp information, Service intervals and fluid volumes

**Features:** macOS Compatibility

**In-app purchases:** none


### Roteswerkzeug

[App page](https://appshunter.io/ios/app/roteswerkzeug/id6502635261)

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

**In-app purchases:** none


## Frequently asked questions

### Is TechApp for Opel free?

TechApp for Opel costs $2.99, with no in-app purchases.

### Is Roteswerkzeug free?

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

### Do TechApp for Opel or Roteswerkzeug have ads?

Neither TechApp for Opel nor Roteswerkzeug shows ads.

### Which is updated more often, TechApp for Opel or Roteswerkzeug?

TechApp for Opel ships an update every 36 months, and Roteswerkzeug every 3 months. Most recently, TechApp for Opel was updated on October 18, 2026 and Roteswerkzeug on October 14, 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.*