CPS Link vs smartHMI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CPS Link
Connect multiple wireless sensors to create a comprehensive diagnostic measurement system. Perform quick single measurements or complex full system diagnostics with analytics. Expand your system over time with new sensor solutions.
- Connect multiple wireless sensors
- Comprehensive diagnostic measurement system
- Perform quick measurements
- Complex system diagnostics with analytics
- Expandable sensor system
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CPS Link™ is a powerful, easy-to-use application that connects multiple CPS wireless sensors together at one time to create the world’s most comprehensive diagnostic measurement system. The flexibility of this patented system enables users to add sensors as required to perform quick one-step measurement tasks or more complex full home, facility or system diagnostics with analytics. A range of high quality wireless sensors are available to accommodate most common HVAC/R service needs, with more innovative sensor solutions in various levels of release and development. Interconnectivity between the CPS Link app and future sensors remains a primary criterion to provide users with the flexibility of building their own custom measurement systems, over time.
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.
Screenshots
Verdict
The clearest difference is update cadence: CPS Link at every 3 weeks against smartHMI's every 7 months. 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.
CPS Link ships an update every 3 weeks, smartHMI every 7 months. Both last shipped on September 27, 2026.
| Parameter | CPS Link | smartHMI |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (154 ratings) — better | — |
| Positive reviews | 13.3% of reviews | — |
| Number of ratings | 154 — better | — |
| Update frequency | Every 3 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 85 MB | 115 MB |
| Age rating | 4+ | 17+ |
| Developer | CPS Products, Inc. | Siemens AG |
Bugs and requests
CPS Link
Reported bugs
4 issues- App crashes on launch
- Bluetooth connectivity problems
- Inconsistent readings and measurements
- Incompatible with newer iOS versions
Requested features
3 requests- Update app to fix compatibility issues
- Improve customer support and responsiveness
- Provide better documentation and troubleshooting guides
smartHMI
Not enough reviews yet to summarise bugs or requests.
In-app purchases
CPS Link
No in-app purchases
smartHMI
No in-app purchases
Questions
Is CPS Link free?
Is smartHMI free?
Do CPS Link or smartHMI have ads?
Which is updated more often, CPS Link or smartHMI?
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