Ductulator - Duct Sizing 3.5 - App Store

---

About Ductulator - Duct Sizing

Size HVAC ducts instantly using airflow, friction or velocity. Get accurate duct dimensions in seconds - no charts required. . Get a range of suitable duct sizes based on friction rate or velocity. . Get multiple valid...

Size HVAC ducts instantly using airflow, friction or velocity. Get accurate duct dimensions in seconds - no charts required. . Get a range of suitable duct sizes based on friction rate or velocity. . Get multiple valid duct dimensions instantly. . Tap on Friction Rate or Velocity to toggle between calculation methods. . IP and SI units. . Detailed sizing mode to adjust the duct dimensions and air flow rates. . Supports rectangular, circular and flexible ducts. . Automatic friction and velocity updates. Calculations are based on standard air 0.075 lb/ft3 (1.2 kg/m3) in clean galvanized steel or non-metallic flexible ducts. Any feedback is welcome, and will be the basis for future updates.

Version History * UI Improvements and minor bug fixes. 3.5 Mar 24 We're always working on various improvements and new features! 3.4 04/15/2025 We're always working on various improvements and new features! 3.3.9 04/04/2025 We're always working on various improvements and new features! 3.3.8 02/02/2025 We're always working on various improvements and new features! This update includes minor bug fixes and UI improvements. 3.3.5 05/02/2024 We're always working on various improvements and new features! This update includes minor bug fixes and UI improvements. 3.3.4 04/22/2024 We're always working on various improvements and new features! Introducing FLEX duct sizing, including correction factors for compressed flexible ducts. 3.3.1 11/06/2023 We're always working on various improvements and new features! Introducing FLEX duct sizing, including correction factors for compressed flexible ducts. 3.3 10/25/2023 We're always working on various bug fixes and improvements! 3.1.1 08/21/2023 - Air flow rate L/s unit now available in the settings menu. - Improved UI / UX 3.1 08/07/2023 Major update! UI improvements, redesigned Duct Sizing Page, and various added functionalities. 3.0 04/08/2023 Various options and features added! 2.2.2 08/20/2022 -improved localization 2.2.1 05/19/2021 I-P / SI switch added. Bug fixes related to increasing the flow-rate in the ductulator mode. 2.2.0 03/20/2021 Minor bug fixes 2.1.0 04/13/2020 Users can now click on a proposed duct size to open a popup window showing the resulting pressure drop and velocity. The user can then adjust the flow rate and duct sizes, the pressure drop and velocity will then update according to the user input. 2.0.1 03/09/2020 Major Update based on users feedback: Users can now click on a proposed duct size to open a popup window showing the resulting pressure drop and velocity. The user can then adjust the flow rate and duct sizes, the pressure drop and velocity will then update according to the user input. 2.0 03/01/2020 * User's unit preferences are not saved for future launches. * Implemented dark mode for iOS 13 and later versions. * Performance improvements. 1.5 10/28/2019 Changes: -Minor bug fixes -Improved IU Contrast 1.1 10/09/2019 1.0 08/06/2019

---

Previous Versions

Here you can find the changelog of Ductulator - Duct Sizing since it was posted on our website on 2021-09-05 06:39:31. The latest version is 3.5 and it was updated on 2026-06-23 04:34:32. See below the changes in each version.

---

Related Apps

Here you can find apps that are similar with Ductulator - Duct Sizing.

---

Disclaimer