SMART Service Tool vs SuperHeatCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SMART Service Tool
This tool helps HVACR technicians quickly convert pressure to temperature and calculate superheat/subcooling using refrigerant data. It offers selectable units, customizable displays, and the ability to record and email data.
- Pressure to temperature conversion
- Superheat and subcooling calculation
- Selectable units of measure
- Digital or analog display modes
- Record and email data
- Over 65 refrigerants supported
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The Parker Sporlan SMART Service Tool, along with unique Bluetooth Low Energy sensors, allows quick pressure to temperature conversion and automatic calculation of superheat and subcooling by utilizing essential refrigerant data in the app. Contractors and technicians will enjoy the user friendly design and precise calculations (based on National Institute of Standards and Technology (NIST) Refrigerant Properties). Features: • Selectable units of measure • User defined display – Display data in digital or simulated analog modes • Ability to record and e-mail data from within the app • More than 65 refrigerants (pure and mixtures) are available. The Bluetooth Low Energy sensors are offered for sale from Sporlan Division of Parker Hannifin. About Sporlan Division: From the 1947 launch of the Catch-All®, the world’s first molded core filter-drier, to today’s intricate electronic valve and controller packages, for over 80 years Sporlan has set the industry standard for the development and manufacture of leading edge HVACR components. About Parker Hannifin: Founded in 1918, Parker Hannifin Corporation is the world’s leading diversified manufacturer of motion and control technologies and systems, providing precision-engineered solutions for a wide variety of mobile, industrial and aerospace markets. About Semireg Industries: Based out of Minnesota, Semireg Industries, LLC develops award-winning software applications that integrate with hardware using Bluetooth Low Energy, WiFi and USB. Applications developed by Semireg enable users to understand complex systems with intuitive control of sensors and data visualizations.
SuperHeatCalc
This app assists HVACR technicians with field service by providing calculations for superheat, subcooling, airflow, and psychrometrics. It supports 28 refrigerants and includes instructions for use.
- Target superheat calculation for fixed orifice devices
- Superheat and subcooling for 28 refrigerants
- Airflow calculations
- Psychrometric calculations
- HVACR field service aid
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Calculator app for use in HVACR diagnostics and service. Can calculate target superheat for fixed orifice expansion devices, superheat and subcooling for 28 refrigerants, airflow calculations and psychrometric calculations to aid with field service of HVACR equipment. Detailed instructions on using the app may be viewed by swiping left after opening the app.
Screenshots
Verdict
The clearest difference is rating: SuperHeatCalc at 3.8 against SMART Service Tool's 3.4. SuperHeatCalc also leads on iOS requirement (13.6 vs 26.0). SMART Service Tool's advantage is update cadence (every 3 weeks vs every 11 months) and review sentiment (75% vs 50%). On price, ads, in-app purchases and monetization model 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.
SuperHeatCalc holds the better App Store score, 3.8 against 3.4. Both are backed by a comparable volume of ratings — 21 and 6 respectively. Written reviews complicate that: 75% of SMART Service Tool's written reviews are positive against 50% of SuperHeatCalc's, so the app with the better star average is not the one people write more warmly about.
SMART Service Tool ships an update every 3 weeks, SuperHeatCalc every 11 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | SMART Service Tool | SuperHeatCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (21 ratings) | 3.8 (6 ratings) — better |
| Positive reviews | 75.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 21 — better | 6 |
| Update frequency | Every 3 weeks — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 26.0 | 13.6 — better |
| Further details — not scored | ||
| Size | 62 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Rodrigo Miranda | Blue Mountain Consulting Inc |
Customer experience
SMART Service Tool
SuperHeatCalc
In-app purchases
SMART Service Tool
No in-app purchases
SuperHeatCalc
No in-app purchases
Questions
Is SMART Service Tool free?
Is SuperHeatCalc free?
Which has better reviews, SMART Service Tool or SuperHeatCalc?
Do SMART Service Tool or SuperHeatCalc have ads?
Which is updated more often, SMART Service Tool or SuperHeatCalc?
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