250+ iOS apps curated and reviewed
With an average user rating of 3.7★, the ashrae hvac duct sizer category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (32) | No | Yes | Aug 2026 |
| 2 |  | $5.99 | — | No | No | Jun 2026 |
| 3 |  | Free | 5.0★ (1) | No | No | May 2026 |
| 4 |  | $9.99 | 4.8★ (232) | No | No | Aug 2026 |
| 5 |  | $5.99 | 2.9★ (8) | No | Yes | Jun 2026 |
| 6 |  | $0.99 | — | No | Yes | Aug 2026 |
| 7 |  | $9.99 | — | No | No | May 2026 |
| 8 |  | Free | — | No | Yes | Aug 2026 |
This app provides professional HVAC duct sizing and psychrometric calculations in a single tool. It offers detailed calculations for various duct types and materials, along with comprehensive humid air property analysis. Designed for HVAC professionals, it replaces traditional ductulators with accurate digital functionality.
Calculate HVAC duct sizes using the constant friction method. Input airflow or dimensions to determine duct sizes, velocity, and friction loss. Supports rectangular, round, and oval ducts with adjustable air temperature and pressure.
This tool simplifies HVAC duct sizing for professionals. It quickly calculates dimensions for rectangular, round, and oval ducts based on airflow, friction loss, and velocity, ensuring optimal ventilation system performance.
This app simplifies HVAC duct sizing calculations. It computes duct size, velocity, pressure drop, and flow rate with an intuitive interface. Supports various units and duct materials for precise HVAC design.
This app provides quick and simple HVAC duct sizing analysis. It allows users to calculate duct dimensions based on airflow or existing dimensions, and can also determine a range of duct sizes. Results can be emailed for further analysis.
This utility app helps HVAC engineers quickly calculate the recommended Thermaflex duct size for installations. Input project volume and friction loss to determine the optimal duct size based on established industry standards.
This app provides hands-on learning for HVAC professionals, covering fundamentals, core and advanced systems, and EPA 608 certification prep. It features interactive diagrams, simulators, real-world challenges, and quick reference tools for on-the-job use.
This utility app combines three specialized pipe sizing tools for HVAC systems: liquid, steam, and gas. It offers flexible input options, unit conversions, and an equipment locator for comprehensive HVAC design.
Quickly size low-pressure gas piping systems by inputting flow, pressure drop, diameter, or velocity. Includes detailed gas and pipe properties, fitting data, and unit conversion.
This app helps determine duct construction and reinforcement options based on duct size and system pressure class. It provides condensed lists of suitable options, saving time spent on manual calculations and table lookups. Results are based on industry standards for galvanized steel duct sheets.
