Comparison

CPS Link vs smartHMI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Connect multiple wireless sensors
  • Comprehensive diagnostic measurement system
  • Perform quick measurements
  • Complex system diagnostics with analytics
  • Expandable sensor system
Read full description

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.

About

smartHMI

Read full description

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

CPS Link4 screens
smartHMI4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

CPS Link ships an update every 3 weeks, smartHMI every 7 months. Both last shipped on September 27, 2026.

Scorecard1 real difference · 9 level
CPS Link versus smartHMI: the parameters behind the verdict, then further details
ParameterCPS LinksmartHMI
PriceFreeFree
Rating1.9 (154 ratings) — better—
Positive reviews13.3% of reviews—
Number of ratings154 — better—
Update frequencyEvery 3 weeks — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better12.0
Further details — not scored
Size85 MB115 MB
Age rating4+17+
DeveloperCPS 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

None

CPS Link

No in-app purchases

None

smartHMI

No in-app purchases

Questions

Is CPS Link free?
CPS Link is free to download, with no in-app purchases.
Is smartHMI free?
smartHMI is free to download, with no in-app purchases.
Do CPS Link or smartHMI have ads?
Neither CPS Link nor smartHMI shows ads.
Which is updated more often, CPS Link or smartHMI?
CPS Link ships an update every 3 weeks, and smartHMI every 7 months. Most recently, CPS Link was updated on September 27, 2026 and smartHMI on September 27, 2026.

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