smartHMI vs LS Config
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
smartHMI
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smartHMI mobile enables commissioning, operation and service of supported Siemens HVAC control systems. The app provides a mobile user interface for monitoring and managing connected systems throughout their lifecycle. The application includes sample dashboards and plant views for common HVAC applications. These can be exported, customized outside the app and re-imported to support additional system types and use cases. Features: . Connect locally via TCP/IP or USB, or remotely through Siemens cloud services. . Monitor system operation using application-specific graphics and dashboards. . Access and adjust controller functions from your mobile device. . Review active alarms and historic alarms. . Analyze trends and operational data. . Activate and deploy licenses to supported controllers.
LS Config
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LS Config App makes it possible for end-users and service personnel to operate and set-up a product or system using a mobile. To get started the QR-code on the product must be scanned using the camara of the mobile. The App will then collect product profile etc. from a server. At start-up the mobile must be connected to the internet and both Bluetooth and location must be active during collection of data. After this initial start up the LS Config App is ready to be used to get data points shown and enter/change set points for the connected product. It is only necessary to be connected to the internet once a week when using the LS Config App to operate the connected product. LS Config App can be used to operate the connected product, even if mobile is offline, as long as it is within Bluetooth range. You may select one of the following languages as you prefer: Danish, English, German or Swedish. Part of the LS Config App is for service personnel only. This part of the App requires a special login provided by the product manufacturer. Especially service personnel will benefit from the feature that the same app can connect to all products with the LS Config QR code applied – even when of very different usage and/or from different manufacturers. The App will recognize the product and load the correct profile from the server.
Screenshots
Verdict
The clearest difference is update cadence: LS Config at every 5 weeks against smartHMI's every 7 months. smartHMI's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
smartHMI ships an update every 7 months, LS Config every 5 weeks. The most recent releases landed on September 16, 2026 and July 21, 2026 respectively.
| Parameter | smartHMI | LS Config |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 7 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 115 MB | 42 MB |
| Age rating | 17+ | 4+ |
| Developer | Siemens AG | LS Control AS |
In-app purchases
smartHMI
No in-app purchases
LS Config
No in-app purchases
Questions
Is smartHMI free?
Is LS Config free?
Do smartHMI or LS Config have ads?
Which is updated more often, smartHMI or LS Config?
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