Comparison

Installer App vs HVAC Master AI

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

Head to head
About

Installer App

This app provides HVAC professionals with a digital toolbox for everyday tasks. It offers product information, installation guides, and advanced features to streamline work, including project management and hydronic balancing tools.

Highlights
  • Radiator Presetting
  • Product Finder
  • My Projects (Cloud-based)
  • Hydronic Balancing
  • Flow/Pressure Calculator
  • Floor Heating Tools
  • Burner Converter
  • Magnetic Tool
Features
Read full description

The Danfoss Installer app is an all-in-one digital toolbox that helps plumbers, heating and HVAC professionals, service technicians, engineers, and installers with your everyday tasks. For projects big and small, our comprehensive toolbox equips you with the latest product information, installation guides and advanced features to streamline your work, making your daily tasks easier. Simplify project management with customizable databases to track your work and pick up where you left off, anytime you need. The Danfoss Installer app offers a collection of useful tools and features: Radiator Presetting Set proper values based on valve, sensor, and radiator type, or alternatively by room size and heat loss. Get the heat emission, flow, and presetting right every time. Product Finder Search and access comprehensive product information, documentation, and details. Download Danfoss product documentation directly in the app. My Projects Make project management easier by creating a list of your clients and jobs, saving contact and building information, calculating system properties, and presetting for radiator and underfloor heating. Cloud-based, My Projects allows you to save everything in one spot for easy overview and fast access across all your devices. Hydronic Balancing Determine accurate system heat output with precise flow calculations. Tailor settings to valve type, handle position, and measured pressure. Flow/Pressure calculator Calculate, convert, or verify pressure, flow, power, and temperature (values or units). Floor heating Specify circuit lengths and calculate presetting for your floor heating manifolds. Select floor heating pipe type and dimensions, define heat loss, and divide rooms into circuits. Burner Converter Modify burner components and find spare parts in a matter of seconds, while keeping an overview of product updates and alternatives. Magnetic Tool Test solenoid valve coils quickly and easily. If the wheel rotates, your valve is good to go. Timer Replacement Select the appropriate timer replacement for a Danfoss or third-party unit. Installation guides are available as well. Feedback Your input matters, and we're committed to continuously improving Installer App to meet your needs. If you encounter a bug or have a feature suggestion, please use the in-app feedback function available in Settings. Alternatively, you can reach us via email at coolapp@danfoss.com. Danfoss Climate Solutions At Danfoss Climate Solutions, we engineer energy-efficient solutions to help the world get more out of less. Our innovative products and solutions enable a decarbonized, digital, and more sustainable tomorrow, and our technology supports a cost-efficient transition to renewable energy sources. With a strong foundation in quality, people, and the climate, we drive the energy, refrigerant, and food system transitions needed to achieve climate goals. Read more about us at www.danfoss.com. Terms and Conditions apply for use of the app.

About

HVAC Master AI

This mobile assistant helps HVAC technicians diagnose, repair, and optimize heating, ventilation, and air conditioning systems. It provides expert advice, refrigerant information, EPA 608 guidance, and heat pump insights for quick access to solutions.

Highlights
  • Comprehensive HVAC troubleshooting advice
  • Refrigerant expertise
  • EPA 608 compliance guidance
  • Heat pump system insights
  • Quick access to solutions
Features
Read full description

Transform your HVAC troubleshooting process with our expert mobile assistant! Designed for both residential and commercial HVAC technicians, this app is your go-to tool for diagnosing, repairing, and optimizing heating, ventilation, and air conditioning systems. Key Features: -ChatGPT Troubleshooting -3D simulators -Manual J -Comprehensive Troubleshooting: Expert advice on identifying and resolving HVAC system issues. -Refrigerant Expertise: Covers all refrigerants in current use, including R-410A, R-32, and more. -EPA 608 Guidance: Stay compliant with regulations and get insights into proper procedures. -Heat Pump Insights: Detailed knowledge of modern heat pump systems and their operation. -Quick Access: Get answers in seconds, right at your fingertips. ELUA Link: https://sites.google.com/view/hvac-troubleshooting-app/end-user-license-agreement_1

Screenshots

Installer App4 screens
HVAC Master AI3 screens

Verdict

The call

The clearest difference is review sentiment: HVAC Master AI at 100% against Installer App's 53%. HVAC Master AI also leads on rating (5.0 vs 3.0) and update cadence (every 11 days vs every 5 weeks). Installer App's advantage is in-app purchases (none vs 1). On price, ratings volume, ads 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. HVAC Master AI sells 1 in-app purchase, starting at $4.99 per month. Installer App asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HVAC Master AI holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 7 and 3 respectively. Written reviews point the same way: 53% of Installer App's written reviews are positive against 100% of HVAC Master AI's.

UpkeepUpdate frequency

Installer App ships an update every 5 weeks, HVAC Master AI every 11 days. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

Scorecard5 real differences · 5 level
Installer App versus HVAC Master AI: the parameters behind the verdict, then further details
ParameterInstaller AppHVAC Master AI
PriceFreeFree
Rating3.0 (7 ratings)5.0 (3 ratings) — better
Positive reviews53.3% of reviews100.0% of reviews — better
Number of ratings7 — better3
Update frequencyEvery 5 weeksEvery 11 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size90 MB159 MB
Age rating4+17+
DeveloperDanfoss A/Salexis atilano

Customer experience

Installer App

All ratings7 ratings
Positive42.9%
Neutral0.0%
Negative57.1%
Written reviews15 reviews
Positive53.3%
Neutral13.3%
Negative33.3%

HVAC Master AI

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Installer App

No in-app purchases

1 purchases

HVAC Master AI

Subscriptions1
  • Monthly Subscription$4.991 Month

Questions

Is Installer App free?
Installer App is free to download, with no in-app purchases.
Is HVAC Master AI free?
HVAC Master AI is free to download, with in-app purchases available.
Which has better reviews, Installer App or HVAC Master AI?
HVAC Master AI is rated higher. Installer App averages 3.0 out of 5 from 7 ratings, while HVAC Master AI averages 5.0 from 3 ratings.
Do Installer App or HVAC Master AI have ads?
Neither Installer App nor HVAC Master AI shows ads.
Which is updated more often, Installer App or HVAC Master AI?
Installer App ships an update every 5 weeks, and HVAC Master AI every 11 days. Most recently, Installer App was updated on October 17, 2026 and HVAC Master AI on October 16, 2026.

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