# SINAMICS SELECTOR vs ROK Product Catalog

The clearest difference is review sentiment: SINAMICS SELECTOR at 70% against ROK Product Catalog's 43%. ROK Product Catalog's advantage is rating (3.9 vs 3.6) and iOS requirement (11.0 vs 18.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ROK Product Catalog holds the better App Store score, 3.9 against 3.6. Both are backed by a comparable volume of ratings — 12 and 12 respectively. Written reviews complicate that: 70% of SINAMICS SELECTOR's written reviews are positive against 43% of ROK Product Catalog's, so the app with the better star average is not the one people write more warmly about.

SINAMICS SELECTOR ships an update every 4 months, ROK Product Catalog every 6 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SINAMICS SELECTOR | ROK Product Catalog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (12 ratings)](https://appshunter.io/ios/app/sinamics-selector/id608929594/reviews) | **[3.9 (12 ratings)](https://appshunter.io/ios/app/rok-product-catalog/id742749884/reviews)** |
| Number of ratings | 12 | 12 |
| Positive reviews | **69.6% of reviews** | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 33 MB | 73 MB |
| Requires iOS | 18.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Siemens AG](https://appshunter.io/developer/394503271) | [Rockwell Automation](https://appshunter.io/developer/432749786) |

## What reviewers say

### SINAMICS SELECTOR

[App page](https://appshunter.io/ios/app/sinamics-selector/id608929594)

Easily compile article numbers for low-voltage converters and servo drive systems. Select your application, power range, and options to generate a complete specification. Save and send your configuration via email.

**Highlights:** Compile article numbers for SINAMICS converters, Select application and technical requirements, Choose rated power and device options, Add accessories, Save and email configurations, Individualize email header and footer

**In-app purchases:** none


### ROK Product Catalog

[App page](https://appshunter.io/ios/app/rok-product-catalog/id742749884)

Easily configure and select industrial automation products for your projects. Browse or search for specific items and find complementary products from partner companies. This tool guides you to the right solutions based on your application needs.

**Highlights:** Product configuration, Product selection, Project saving, Browse and search functionality, Partner product integration, Guided product discovery

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

**In-app purchases:** none


## Frequently asked questions

### Is SINAMICS SELECTOR free?

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

### Is ROK Product Catalog free?

ROK Product Catalog is free to download, with no in-app purchases.

### Which has better reviews, SINAMICS SELECTOR or ROK Product Catalog?

ROK Product Catalog is rated higher. SINAMICS SELECTOR averages 3.6 out of 5 from 12 ratings, while ROK Product Catalog averages 3.9 from 12 ratings.

### Do SINAMICS SELECTOR or ROK Product Catalog have ads?

Neither SINAMICS SELECTOR nor ROK Product Catalog shows ads.

### Which is updated more often, SINAMICS SELECTOR or ROK Product Catalog?

SINAMICS SELECTOR ships an update every 4 months, and ROK Product Catalog every 6 months. Most recently, SINAMICS SELECTOR was updated on October 25, 2026 and ROK Product Catalog on October 24, 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.*