# TwinCAT IoT Communicator vs Lexikos

The clearest difference is rating: TwinCAT IoT Communicator at 5.0 against Lexikos's 4.5. TwinCAT IoT Communicator also leads on update cadence (every 2 months vs every 5 months). Lexikos's advantage is iOS requirement (11.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

TwinCAT IoT Communicator holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

TwinCAT IoT Communicator ships an update every 2 months, Lexikos every 5 months. The most recent releases landed on October 14, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | TwinCAT IoT Communicator | Lexikos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/twincat-iot-communicator/id1113995901/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/lexikos/id1487786420/reviews) |
| Number of ratings | **4** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 116 MB | 63 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beckhoff Automation GmbH](https://appshunter.io/developer/859883375) | [Leedarson Lighting Co., Ltd](https://appshunter.io/developer/606088631) |

## What reviewers say

### TwinCAT IoT Communicator

[App page](https://appshunter.io/ios/app/twincat-iot-communicator/id1113995901)

Easily transmit process data from TwinCAT controllers to various devices, monitor status changes, and send information back to machines. This tool connects your controller to a messaging service for seamless communication between PLC and mobile operating systems.

**Highlights:** Transmit process data, Monitor status changes, Send information back to machine, Connect TwinCAT controller to messaging service, Publish-subscribe pattern integration, Easy IT network integration

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

**In-app purchases:** none


### Lexikos

[App page](https://appshunter.io/ios/app/lexikos/id1487786420)

This application configures and controls lighting systems in commercial buildings. It offers plug-and-play wireless connectivity for standalone or networked applications, simplifying installation without requiring IT involvement.

**Highlights:** Wireless lighting control, Commercial building deployment, Plug-and-play installation, Standalone or networked applications, App and light switch control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TwinCAT IoT Communicator free?

TwinCAT IoT Communicator is free to download, with no in-app purchases.

### Is Lexikos free?

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

### Which has better reviews, TwinCAT IoT Communicator or Lexikos?

TwinCAT IoT Communicator is rated higher. TwinCAT IoT Communicator averages 5.0 out of 5 from 4 ratings, while Lexikos averages 4.5 from 2 ratings.

### Do TwinCAT IoT Communicator or Lexikos have ads?

Neither TwinCAT IoT Communicator nor Lexikos shows ads.

### Which is updated more often, TwinCAT IoT Communicator or Lexikos?

TwinCAT IoT Communicator ships an update every 2 months, and Lexikos every 5 months. Most recently, TwinCAT IoT Communicator was updated on October 14, 2026 and Lexikos on October 29, 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.*