HVAC Calculator Load Pro
Built for HVAC Specialists
Free · In‑App Purchases · Designed for iPad
Trusted by Home Service Professionals.
HVAC Calculator Load Pro is a fast, accurate, and field-ready HVAC calculator designed for professionals who need confidence, clarity, and speed when sizing residential HVAC systems.
Size furnaces, air conditioners, and natural gas equipment correctly - without spreadsheets, guesswork, or rule-of-thumb estimates.
Unlike generic Manual J calculators, HVAC Calculator Load Pro is built specifically for real-world residential sales and service.
With climate-aware calculations, wind factor considerations, and clear client-ready results, you can:
• Build trust faster
• Explain recommendations with confidence
• Win more bids
• Avoid costly sizing mistakes
If you’ve ever struggled with traditional HVAC calculations, this app was built for you.
Whether you’re:
• Replacing a furnace
• Adding air conditioning
• Decoding a hot water tank
• Sizing new natural gas appliances
HVAC Calculator Load Pro helps you size equipment correctly in half the time - right from your phone or iPad.
Ideal For:
• HVAC technicians
• HVAC sales professionals
• Comfort advisors
• Home service contractors
• Residential retrofit specialists
Key Benefits:
• Fast, field-ready HVAC BTU calculations
• Residential furnace & air conditioner sizing
• Climate-aware calculations for accurate results
• Reduces under-sizing and over-sizing errors
• Helps explain system recommendations to homeowners
• Saves time on every estimate and service call
• Designed for sales techs, comfort advisors, and installers
Stop relying on rough estimates or overly complex software.
HVAC Calculator BTU Load Pro delivers professional-grade HVAC calculations in a simple, intuitive mobile app - so you can focus on serving customers, closing deals, and growing revenue.
Download now and size HVAC systems with confidence.
Ratings & Reviews
We updated HVAC Calculator Load Pro to improve HVAC BTU calculations, heat loss and heat gain accuracy, location based calculations, and natural gas equipment sizing. This version includes PRO MODE, downloadable PDF’s, faster furnace and AC load calculations, hot water tank decoding, and enhanced climate-based HVAC formulas for residential homes.
If you use this app for HVAC sizing, estimates, replacement consulting, or natural gas load checks, this update makes every calculation faster and more accurate.
Thanks for using HVAC Calculator Load Pro.
The developer, Ryan Perchak, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Contact Info
- User Content
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
- Contacts
- Identifiers
- Usage Data
- Diagnostics
- Other Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ryan Perchak
- Size
- 11.3 MB
- Category
- Productivity
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- HVAC Calculator Load Pro $12.99
- HVAC Load Pro - Yearly $99.99
- HVAC Load Pro Monthly Subscription $12.99
- Copyright
- © HVAC Load Pro