Comparison

Carrier® SMART Service vs smartHMI

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

Head to head
About

Carrier® SMART Service

This app provides insights into chiller and HVAC unit operations, helping building managers make informed decisions about maintenance, repair, and financial performance. It allows customers to view operating trends and chiller serial numbers for enhanced equipment management.

Highlights
  • Chiller and system operating trend analysis
  • Informed decision-making for comfort and performance
  • Integration into preventive and predictive maintenance programs
  • View chiller serial numbers
  • Access HVAC unit trends
Features
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Carrier® SMART Service is a dynamic, proactive strategy for enhanced equipment and system management. Through the identification and analysis of chiller and system operating trends, more informed decisions can now be made relative to meeting comfort demands, implementing service, maintenance or repair events and improving a building’s financial performance. This unique service can be included in a Carrier Service Agreement plan as part of a regular preventive and predictive maintenance program. The SMART Service app allows SMART Service customers to quickly and easily view Insight into chiller operation and trends of HVAC units noting the serial number of the chiller to view.

About

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

Carrier® SMART Service4 screens
smartHMI4 screens

Verdict

The call

The clearest difference is update cadence: Carrier® SMART Service at every 2 months against smartHMI's every 7 months. smartHMI's advantage is iOS requirement (12.0 vs 15.1). 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

Carrier® SMART Service ships an update every 2 months, smartHMI every 7 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Carrier® SMART Service versus smartHMI: the parameters behind the verdict, then further details
ParameterCarrier® SMART ServicesmartHMI
PriceFreeFree
Rating3.9 (7 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 2 months — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.112.0 — better
Further details — not scored
Size116 MB115 MB
Age rating4+17+
DeveloperCarrier CorporationSiemens AG

In-app purchases

None

Carrier® SMART Service

No in-app purchases

None

smartHMI

No in-app purchases

Questions

Is Carrier® SMART Service free?
Carrier® SMART Service is free to download, with no in-app purchases.
Is smartHMI free?
smartHMI is free to download, with no in-app purchases.
Do Carrier® SMART Service or smartHMI have ads?
Neither Carrier® SMART Service nor smartHMI shows ads.
Which is updated more often, Carrier® SMART Service or smartHMI?
Carrier® SMART Service ships an update every 2 months, and smartHMI every 7 months. Most recently, Carrier® SMART Service was updated on November 4, 2026 and smartHMI on October 30, 2026.

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