# TechApp for Opel vs Ost2rad

The clearest difference is price: Ost2rad at Free against TechApp for Opel's $2.99. Ost2rad also leads on review sentiment (94% vs 60%) and update cadence (every 2 months vs every 36 months). TechApp for Opel's advantage is chart position (#105 vs unranked) and iOS requirement (10.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Ost2rad 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, Ost2rad every 2 months. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | TechApp for Opel | Ost2rad |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ost2rad/id1295745720/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 60.0% of reviews | **94.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Best chart rank | **#105** | — |
| Size | 3 MB | 47 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Susoykin](https://appshunter.io/developer/918411050) | [Ost2rad GmbH & Co. KG](https://appshunter.io/developer/1295745719) |

## What reviewers say

### TechApp for Opel

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

**Currently charting:** #105 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


### Ost2rad

[App page](https://appshunter.io/ios/app/ost2rad/id1295745720)

This app offers a comprehensive online shop and workshop for original and custom-made spare parts for classic East German motorcycles like MZ, SIMSON, and JAWA. It also provides restoration and repair services for these vintage vehicles.

**Highlights:** Original DDR-era spare parts, Custom-made parts, Service for MZ, SIMSON, JAWA motorcycles, Vehicle restoration, Engine overhaul, Wheel lacing, Online and in-store purchasing

**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 Ost2rad free?

Ost2rad is free to download, with no in-app purchases.

### Do TechApp for Opel or Ost2rad have ads?

Neither TechApp for Opel nor Ost2rad shows ads.

### Which is updated more often, TechApp for Opel or Ost2rad?

TechApp for Opel ships an update every 36 months, and Ost2rad every 2 months. Most recently, TechApp for Opel was updated on October 2, 2026 and Ost2rad on September 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.*