Best Ductulator Apps

59+ iOS apps curated and reviewed

4.1 avg rating
15 free apps
Updated April 2026

Every iPhone needs a few good ductulator apps. We benchmark 59+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Ductulator

More Ductulator apps to explore

4
Ductulator - Duct Sizing
Ductulator - Duct Sizing
Ductulator - Duct Sizing
HVAC Duct Design Calculator
$3.99
📊 Productivity
(272)
5
Digiduct
Digiduct
Digiduct
Duct-Sizing App
Free

This HVAC duct-sizing app utilizes ASHRAE Fundamentals equations, offering accurate sizing for rectangular, round, and flat oval ducts with customizable dimensions and intelligent location parameters. Ensure precision in your HVAC designs by leveraging the unique features of this app.

🔧 Utilities
(10)
6
AI Ductulator
AI Ductulator
AI Ductulator
by pasquale dipaola
$3.99

This application is a duct sizing calculator that helps users determine the correct duct size for their needs. Try it out to accurately size your ducts and optimize your system.

🔧 Utilities
(9)
7
SuperCool Slide Rule HVAC
SuperCool Slide Rule HVAC
SuperCool Slide Rule HVAC
by Designstein, llc
Free

Get advanced solutions for HVAC problems with an interactive app that guides technicians through repair steps. Simplify complex issues and enhance your repair processes.

🔧 Utilities
(185)
8
Ductalator
Ductalator
Ductalator
HVAC Duct Sizing Calculator
Free
📊 Productivity
(0)
9
DuctCalc.Ca
DuctCalc.Ca
DuctCalc.Ca
Ductulator Duct Calculator
Free

This duct calculator app allows users to size ducts using the Equal Friction Method and Velocity Method, calculating dimensions and air velocity for round and rectangular ducts, with the option to subscribe for full airflow functionality. By subscribing, users can access the full range of airflow calculations and use the app offline, making it a convenient tool for duct sizing and engineering applications.

🔧 Utilities
(20)
10
Quietflex Ductulator
Quietflex Ductulator
Quietflex Ductulator
by Goodman Manufacturing L.P.
Free
🔧 Utilities
(1)
11
Bluon HVAC
Bluon HVAC
Bluon HVAC
HVAC Tools
Free

Discover a powerful HVAC tool with access to a vast database of 500,000 HVAC models for manuals and part lists, troubleshooting support from MasterMechanic A.I., and live assistance from veteran technicians. Join the largest HVAC community to elevate your industry knowledge and skills today.

🔧 Utilities
(4.4K)
12
PT Ductulator
PT Ductulator
PT Ductulator
Duct Calculator
Free
📊 Productivity
(0)
13
Fieldpiece Job Link
Fieldpiece Job Link
Fieldpiece Job Link
by Fieldpiece Instruments
Free

Fieldpiece Job Link System is a comprehensive app that works with HVACR wireless tools to assist in troubleshooting and evaluating HVACR systems. It serves as a central hub for HVACR professionals to connect their tools to streamline their work processes. Join Job Link to simplify your HVACR tasks and business operations.

💼 Business
(445)
14
Ductulator
Ductulator
Ductulator
by Simon Leroux
Free

This application is a simple and efficient calculator for determining ventilation duct dimensions, specifically designed for engineers, architects, and contractors. It enables users to quickly calculate equivalent round diameters for square ventilation ducts, convert duct dimensions, and obtain metric equivalences, making it an essential tool for mechanical ventilation, air conditioning, and heating projects.

📊 Productivity
(2)
15
Duct Calculator Elite
Duct Calculator Elite
Duct Calculator Elite
Ducting Size Calculator
$6.99

This ducting size calculator simplifies the job of duct sizing for HVAC professionals, allowing users to calculate duct size, velocity, pressure drop, and flow rate for ductwork with precision and ease. Download the app to streamline your duct sizing calculations and take advantage of customizable preference settings and accurate solver equations.

🔧 Utilities
(220)
16
Duct Calculator
Duct Calculator
Duct Calculator
Ductulator & Duct Sizer
$19.99

This application allows HVAC engineers, designers, and contractors to quickly and accurately size new ducts or calculate the performance of existing ducts on their mobile devices. It enables users to perform calculations for round and rectangular ductwork, with features such as live updates, direct entry of numbers, and unit conversions, making it ideal for designing air handling systems.

🔧 Utilities
(179)
17
Greenheck Toolbox
Greenheck Toolbox
Greenheck Toolbox
by Greenheck
Free

This application offers two essential tools for HVAC professionals: a Fan Law Calculator to determine fan performance by modifying existing measurements, and a Ductulator to quickly size HVAC duct based on various inputs. By using these tools, users can easily calculate and determine essential parameters for their HVAC systems.

🔧 Utilities
(3)
18
HVACR Check & Charge
HVACR Check & Charge
HVACR Check & Charge
PT Charts Superheat Subcooling
Free

HVACR Check is a powerful tool for HVAC technicians that streamlines equipment checklists, service reports, and maintenance workflows. Simplify your work processes and stay organized with this all-in-one solution.

🔍 Reference
(16K)
19
HVAC & Sheet Metal Calculator
HVAC & Sheet Metal Calculator
HVAC & Sheet Metal Calculator
Construction Math & Trade Pro
Free
$29.99 | 100% OFF

This ultimate calculator for HVAC professionals and sheet metal specialists simplifies complex calculations with precision tools for ducting offsets, angle measurements, and dimensional math. Try it out with a free trial and transform your workflow to increase accuracy, eliminate errors, and boost productivity with every calculation.

🔧 Utilities
(40)
20
HVAC School
HVAC School
HVAC School
By Techs For Techs
Free
📚 Education
(81)

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