Price history
About
This tool assists HVAC professionals and students with quick and precise calculations for duct sizing, airflow velocity, and airflow rate. It works offline and features a user-friendly interface for efficient project work.
What's New in Duct Calculator Pro
2.0
November 26, 2025
Upgraded to Higher SDK Levels. Changes in App Theme. Changes in App Layouts. Light and Dark Theme Supported. Fix Minor Bugs.
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FAQ
What is Duct Calculator Pro used for?
Duct Calculator Pro is used to calculate duct size, airflow velocity (FPM), and airflow rate (CFM) for both rectangular and round ducts. It's designed for HVAC engineers, designers, technicians, and students.
Does Duct Calculator Pro require an internet connection?
No, Duct Calculator Pro works completely offline. This feature ensures you can perform calculations anytime, anywhere, without needing an internet connection.
What is the price of Duct Calculator Pro?
Duct Calculator Pro is a paid application priced at $3.99. This one-time purchase grants you access to all its features.
Does Duct Calculator Pro have ads?
No, Duct Calculator Pro is ad-free. The app is designed for a clean and smooth user experience without any irritating advertisements.
What devices is Duct Calculator Pro available on?
Duct Calculator Pro is available on iPhone and iPad devices. It is optimized for these platforms to provide a seamless user experience.
How often is Duct Calculator Pro updated?
The latest version of Duct Calculator Pro is 2.0, last updated on November 26, 2025. Updates typically include improvements and new features for a better user experience.
What are the specific calculators included in Duct Calculator Pro?
The app includes a Duct Size Calculator (enter CFM and FPM to get duct size), a CFM Calculator (enter dimensions and FPM to get CFM), and an FPM Calculator (enter duct size and CFM to get FPM).
What is the user sentiment for Duct Calculator Pro based on ratings?
Based on the provided data, Duct Calculator Pro has a rating of 1.0 stars from 1 rating. This indicates a very low user satisfaction level from the single available review.
