# PLCLink vs Odrid HMI

The clearest difference is price: PLCLink at $8.99 against Odrid HMI's $24.99. Odrid HMI's advantage is chart position (#183 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

PLCLink costs $8.99 and Odrid HMI $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PLCLink ships an update every 2 months, Odrid HMI every 3 months. The most recent releases landed on December 3, 2025 and September 15, 2026 respectively.

## The numbers

| Metric | PLCLink | Odrid HMI |
| --- | --- | --- |
| Price | **$8.99** | $24.99 |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/odrid-hmi/id1066799333/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 70.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Paid |
| Best chart rank | — | **#183** |
| Size | 4 MB | 1 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [Jean-Francois Pautex](https://appshunter.io/developer/286566990) | [Jan Almqvist](https://appshunter.io/developer/1061683330) |

## What reviewers say

### PLCLink

[App page](https://appshunter.io/ios/app/plclink/id413051647)

**Features:** macOS Compatibility

**In-app purchases:** none


### Odrid HMI

[App page](https://appshunter.io/ios/app/odrid-hmi/id1066799333)

**Currently charting:** #183 Top Paid · Productivity (US App Store)

This app acts as an operator panel for industrial control systems, enabling remote monitoring and control via Wi-Fi or mobile internet. It supports various industrial protocols and can also be used for home automation, offering a flexible alternative to traditional SCADA systems.

**Highlights:** Industrial control system communication, Wi-Fi and mobile internet support, Modbus/TCP and Siemens S7 protocols, Home automation integration, Multi-touch graphic HMIs, Free development tool with test run

**In-app purchases:** none


## Frequently asked questions

### Is PLCLink free?

PLCLink costs $8.99, with no in-app purchases.

### Is Odrid HMI free?

Odrid HMI costs $24.99, with no in-app purchases.

### Do PLCLink or Odrid HMI have ads?

Neither PLCLink nor Odrid HMI shows ads.

### Which is updated more often, PLCLink or Odrid HMI?

PLCLink ships an update every 2 months, and Odrid HMI every 3 months. Most recently, PLCLink was updated on December 3, 2025 and Odrid HMI on September 15, 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.*